amir | (noun) an independent ruler or chieftain (especially in Africa or Arabia) | Synonyms: ameer, emeer, emir |
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amitosis | (noun) the direct method of cell division characterized by simple division of the nucleus without formation of chromosomes | - |
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amitriptyline | (noun) a tricyclic antidepressant drug (trade name Elavil) with serious side effects; interacts with many other medications | Synonyms: amitriptyline hydrochloride, Elavil |
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amity | (noun) a cordial disposition | Synonyms: cordiality |
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(noun) a state of friendship and cordiality | - |
ammeter | (noun) a meter that measures the flow of electrical current in amperes | - |
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ammine | (noun) a complex inorganic compound that contains ammonia molecules | - |
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ammo | (noun) projectiles to be fired from a gun | Synonyms: ammunition |
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ammobium | (noun) any plant of the genus Ammobium having yellow flowers and silvery foliage | - |
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ammonal | (noun) Ammonal is an explosive made up of ammonium nitrate and aluminum powder. | - |
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ammonia | (noun) a pungent gas compounded of nitrogen and hydrogen (NH3) | - |
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(noun) a water solution of ammonia | Synonyms: ammonia water, ammonium hydroxide |
ammoniac | (noun) the aromatic gum of the ammoniac plant | Synonyms: gum ammoniac |
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ammonification | (noun) impregnation with ammonia or a compound of ammonia | - |
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ammonite | (noun) one of the coiled chambered fossil shells of extinct mollusks | Synonyms: ammonoid |
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ammonium | (noun) the ion NH4 derived from ammonia; behaves in many respects like an alkali metal ion | Synonyms: ammonium ion |
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ammoniuria | (noun) excessive ammonia in the urine | - |
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ammonoid | (noun) one of the coiled chambered fossil shells of extinct mollusks | Synonyms: ammonite |
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ammunition | (noun) projectiles to be fired from a gun | Synonyms: ammo |
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(noun) information that can be used to attack or defend a claim or argument or viewpoint | - |
(noun) any nuclear or chemical or biological material that can be used as a weapon of mass destruction | - |
amnesia | (noun) partial or total loss of memory | Synonyms: blackout, memory loss |
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amnesiac | (noun) a person suffering from amnesia | Synonyms: amnesic |
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amnesic | (noun) a person suffering from amnesia | Synonyms: amnesiac |
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amnesty | (noun) the formal act of liberating someone | Synonyms: free pardon, pardon |
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(noun) a warrant granting release from punishment for an offense | Synonyms: pardon |
(noun) a period during which offenders are exempt from punishment | - |
amnio | (noun) (pregnancy) extraction by centesis of amniotic fluid from a pregnant woman (after the 15th week of pregnancy) to aid in the diagnosis of fetal abnormalities | Synonyms: amniocentesis |
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amniocentesis | (noun) (pregnancy) extraction by centesis of amniotic fluid from a pregnant woman (after the 15th week of pregnancy) to aid in the diagnosis of fetal abnormalities | Synonyms: amnio |
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amnion | (noun) thin innermost membranous sac enclosing the developing embryo of higher vertebrates (reptiles, birds and mammals) | Synonyms: amnios, amniotic sac |
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amnios | (noun) thin innermost membranous sac enclosing the developing embryo of higher vertebrates (reptiles, birds and mammals) | Synonyms: amnion, amniotic sac |
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amniote | (noun) any member of the Amniota | - |
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amobarbital | (noun) a barbiturate with sedative and hypnotic effects; used to relieve insomnia and as an anticonvulsant | - |
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amoeba | (noun) naked freshwater or marine or parasitic protozoa that form temporary pseudopods for feeding and locomotion | Synonyms: ameba |
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amoebiasis | (noun) infection by a disease-causing ameba | Synonyms: amebiasis, amebiosis, amoebiosis |
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amoebiosis | (noun) infection by a disease-causing ameba | Synonyms: amebiasis, amebiosis, amoebiasis |
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amora | (noun) one of a group of rabbis (active AD 250-500) who discussed the Mishnaic law in the law schools of Palestine and Mesopotamia where they explained and applied earlier teachings and whose discussions are recorded in the Talmud; they emphasized the study of Torah and the importance of personal action and the fulfillment of the commandments | - |
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amoralism | (noun) the doctrine that moral distinctions are invalid | - |
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amoralist | (noun) someone who adheres to the doctrine that ordinary moral distinctions are invalid | - |
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amorality | (noun) the quality of being amoral | - |
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amorist | (noun) one dedicated to love and lovemaking especially one who writes about love | - |
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amorousness | (noun) a feeling of love or fondness | Synonyms: enamoredness |
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(noun) the arousal of feelings of sexual desire | Synonyms: amativeness, eroticism, erotism, sexiness |
amorpha | (noun) any plant of the genus Amorpha having odd-pinnate leaves and purplish spicate flowers | - |
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amorphophallus | (noun) any plant of the genus Amorphophallus | - |
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amortisation | (noun) payment of an obligation in a series of installments or transfers | Synonyms: amortization |
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(noun) the reduction of the value of an asset by prorating its cost over a period of years | Synonyms: amortization |
amortization | (noun) payment of an obligation in a series of installments or transfers | Synonyms: amortisation |
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(noun) the reduction of the value of an asset by prorating its cost over a period of years | Synonyms: amortisation |
amount | (noun) how much there is or how many there are of something that you can quantify | Synonyms: measure, quantity |
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(noun) the relative magnitude of something with reference to a criterion | - |
(noun) a quantity obtained by the addition of a group of numbers | Synonyms: sum, total |
(noun) a quantity of money | Synonyms: amount of money, sum, sum of money |
amour | (noun) a usually secretive or illicit sexual relationship | Synonyms: affair, affaire, intimacy, involvement, liaison |
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amoxicillin | (noun) an antibiotic; a semisynthetic oral penicillin (trade names Amoxil and Larotid and Polymox and Trimox and Augmentin) used to treat bacterial infections | Synonyms: Amoxil, Augmentin, Larotid, Polymox, Trimox |
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amp | (noun) the basic unit of electric current adopted under the Systeme International d'Unites | Synonyms: A, ampere |
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amperage | (noun) the strength of an electrical current measured in amperes | - |
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ampere | (noun) the basic unit of electric current adopted under the Systeme International d'Unites | Synonyms: A, amp |
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(noun) a former unit of electric current (slightly smaller than the SI ampere) | Synonyms: international ampere |
ampersand | (noun) a punctuation mark (&) used to represent conjunction (and) | - |
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amphetamine | (noun) a central nervous system stimulant that increases energy and decreases appetite; used to treat narcolepsy and some forms of depression | Synonyms: pep pill, speed, upper |
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amphibia | (noun) the class of vertebrates that live on land but breed in water, frogs, toads, newts, salamanders, caecilians | Synonyms: class Amphibia |
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amphibian | (noun) cold-blooded vertebrate typically living on land but breeding in water; aquatic larvae undergo metamorphosis into adult form | - |
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(noun) an airplane designed to take off and land on water | Synonyms: amphibious aircraft |
(noun) a flat-bottomed motor vehicle that can travel on land or water | Synonyms: amphibious vehicle |
amphibole | (noun) a mineral or mineral variety belonging to the amphibole group | - |
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amphibolite | (noun) a metamorphic rock composed chiefly of amphibole and plagioclase | - |
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amphibology | (noun) an ambiguous grammatical construction; e.g., `they are flying planes' can mean either that someone is flying planes or that something is flying planes | Synonyms: amphiboly |
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amphiboly | (noun) an ambiguous grammatical construction; e.g., `they are flying planes' can mean either that someone is flying planes or that something is flying planes | Synonyms: amphibology |
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amphibrach | (noun) a metrical unit with unstressed-stressed-unstressed syllables (e.g., `remember') | - |
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amphictyony | (noun) an association of neighboring states or tribes in ancient Greece; established originally to defend a common religious center | - |
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amphidiploid | (noun) (genetics) an organism or cell having a diploid set of chromosomes from each parent | - |
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amphidiploidy | (noun) the condition of being amphidiploid | - |
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amphigory | (noun) nonsensical writing (usually verse) | Synonyms: nonsense verse |
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amphimixis | (noun) union of sperm and egg in sexual reproduction | - |
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(noun) reproduction involving the union or fusion of a male and a female gamete | Synonyms: sexual reproduction |
amphioxus | (noun) small translucent lancet-shaped burrowing marine animal; primitive forerunner of the vertebrates | Synonyms: lancelet |
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amphipod | (noun) a kind of malacostracan crustacean | - |
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amphisbaena | (noun) (classical mythology) a serpent with a head at each end of its body | - |
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amphitheater | (noun) an oval large stadium with tiers of seats; an arena in which contests and spectacles are held | Synonyms: amphitheatre, coliseum |
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(noun) a sloping gallery with seats for spectators (as in an operating room or theater) | Synonyms: amphitheatre |
amphitheatre | (noun) an oval large stadium with tiers of seats; an arena in which contests and spectacles are held | Synonyms: amphitheater, coliseum |
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(noun) a sloping gallery with seats for spectators (as in an operating room or theater) | Synonyms: amphitheater |
amphiuma | (noun) aquatic eel-shaped salamander having two pairs of very small feet; of still muddy waters in the southern United States | Synonyms: blind eel, congo eel, congo snake |
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ampholyte | (noun) A substance that acts as a base or an acid, depending on the pH of the solution into which it is introduced. | Synonyms: amphoteric electrolyte |
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amphora | (noun) an ancient jar with two handles and a narrow neck; used to hold oil or wine | - |
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amphotericin | (noun) an antibiotic and antifungal agent | - |
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ampicillin | (noun) semisynthetic penicillin (trade names Principen and Polycillin and SK-Ampicillin) | Synonyms: Polycillin, Principen, SK-Ampicillin |
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ampleness | (noun) the property of impressive largeness in size | - |
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(noun) the property of being more than sufficient; comfortable sufficiency | - |
amplification | (noun) (electronics) the act of increasing voltage or power or current | - |
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(noun) addition of extra material or illustration or clarifying detail | Synonyms: elaboration |
(noun) the amount of increase in signal power or voltage or current expressed as the ratio of output to input | Synonyms: gain |
amplifier | (noun) electronic equipment that increases strength of signals passing through it | - |
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amplitude | (noun) greatness of magnitude | - |
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(noun) the property of copious abundance | Synonyms: bountifulness, bounty |
(noun) (physics) the maximum displacement of a periodic wave | - |
ampoule | (noun) a small bottle that contains a drug (especially a sealed sterile container for injection by needle) | Synonyms: ampul, ampule, phial, vial |
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ampul | (noun) a small bottle that contains a drug (especially a sealed sterile container for injection by needle) | Synonyms: ampoule, ampule, phial, vial |
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ampule | (noun) a small bottle that contains a drug (especially a sealed sterile container for injection by needle) | Synonyms: ampoule, ampul, phial, vial |
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ampulla | (noun) a flask that has two handles; used by Romans for wines or oils | - |
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(noun) the dilated portion of a canal or duct especially of the semicircular canals of the ear | - |
amputation | (noun) a surgical removal of all or part of a limb | - |
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(noun) a condition of disability resulting from the loss of one or more limbs | - |
amputator | (noun) a surgeon who removes part or all of a limb | - |
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amputee | (noun) someone who has had a limb removed by amputation | - |
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amrinone | (noun) a drug (trade name Inocor) used intravenously in heart failure; increases strength of contraction of myocardium | Synonyms: Inocor |
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amulet | (noun) a trinket or piece of jewelry usually hung about the neck and thought to be a magical protection against evil or disease | Synonyms: talisman |
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amusement | (noun) an activity that is diverting and that holds the attention | Synonyms: entertainment |
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(noun) a feeling of delight at being entertained | - |
amygdala | (noun) an almond-shaped neural structure in the anterior part of the temporal lobe of the cerebrum; intimately connected with the hypothalamus and the hippocampus and the cingulate gyrus; as part of the limbic system it plays an important role in motivation and emotional behavior | Synonyms: amygdaloid nucleus, corpus amygdaloideum |
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amygdalin | (noun) a bitter cyanogenic glucoside extracted from the seeds of apricots and plums and bitter almonds | - |
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amygdaloid | (noun) volcanic rock in which rounded cavities formed by expanding gas have subsequently become filled with mineral deposits | - |
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amygdalotomy | (noun) psychosurgery in which amygdaloid fibers that mediate limbic system activity are severed (in cases of extreme uncontrollable violence) | - |
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amyl | (noun) a hydrocarbon radical that occurs in many organic compounds | - |
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amylase | (noun) any of a group of proteins found in saliva and pancreatic juice and parts of plants; help convert starch to sugar | - |
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amyloid | (noun) (pathology) a waxy translucent complex protein resembling starch that results from degeneration of tissue | - |
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(noun) a non-nitrogenous food substance consisting chiefly of starch; any substance resembling starch | - |
amyloidosis | (noun) a disorder characterized by deposit of amyloid in organs or tissues; often secondary to chronic rheumatoid arthritis or tuberculosis or multiple myeloma | - |
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amylolysis | (noun) conversion of starch to sugar | - |
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amylum | (noun) a complex carbohydrate found chiefly in seeds, fruits, tubers, roots and stem pith of plants, notably in corn, potatoes, wheat, and rice; an important foodstuff and used otherwise especially in adhesives and as fillers and stiffeners for paper and textiles | Synonyms: starch |
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amyotonia | (noun) lack of normal muscular tension or tonus | Synonyms: atonia, atonicity, atony |
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amyotrophia | (noun) progressive wasting of muscle tissues | Synonyms: amyotrophy |
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amyotrophy | (noun) progressive wasting of muscle tissues | Synonyms: amyotrophia |
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amyxia | (noun) a condition in which no mucus in produced | - |
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