| abalone | (noun) any of various large edible marine gastropods of the genus Haliotis having an ear-shaped shell with pearly interior | Synonyms: ear-shell |
|---|
| abcoulomb | (noun) a unit of electrical charge equal to 10 coulombs | - |
|---|
| abloom | (adjective) when the bud, or buds, on a plant are bursting into flower | Synonyms: efflorescent |
|---|
| acarpellous | (adjective) having no carpels | Synonyms: acarpelous |
|---|
| acarpelous | (adjective) having no carpels | Synonyms: acarpellous |
|---|
| acebutolol | (noun) an oral beta blocker (trade name Sectral) used in treating hypertension | Synonyms: Sectral |
|---|
| acephalous | (adjective) lacking a head or a clearly defined head | - |
|---|
| achlorhydria | (noun) an abnormal deficiency or absence of free hydrochloric acid in the gastric juice; often associated with severe anemias and cancer of the stomach | - |
|---|
| achlorhydric | (adjective) lacking hydrochloric acid | - |
|---|
| acidophilous | (adjective) especially of some bacteria; growing well in an acid medium | Synonyms: acidophilic, aciduric |
|---|
| acidulous | (adjective) being sour to the taste | Synonyms: acid, acidic, acidulent |
|---|
| acidulousness | (noun) the taste experience when something acidic is taken into the mouth | Synonyms: acidity |
|---|
| acrylonitrile | (noun) a colorless liquid unsaturated nitrile made from propene | Synonyms: propenonitrile, vinyl cyanide |
|---|
| acyclovir | (noun) an oral antiviral drug (trade name Zovirax) used to treat genital herpes; does not cure the disease but relieves the symptoms | Synonyms: Zovirax |
|---|
| adactylous | (adjective) without fingers and/or toes | - |
|---|
| aeolotropic | (adjective) having properties with different values along different axes | Synonyms: eolotropic |
|---|
| aerological | (adjective) of or pertaining to aerology | - |
|---|
| aerology | (noun) meteorology of the total extent of the atmosphere; especially the upper layers | - |
|---|
| aerophilous | (adjective) depending on free oxygen or air | Synonyms: aerobic, aerophilic |
|---|
| aetiologic | (adjective) relating to the etiology of a disease | Synonyms: aetiological, etiologic, etiological |
|---|
| (adjective) of or relating to the philosophical study of causation | Synonyms: aetiological, etiologic, etiological |
| aetiological | (adjective) relating to the etiology of a disease | Synonyms: aetiologic, etiologic, etiological |
|---|
| (adjective) of or relating to the philosophical study of causation | Synonyms: aetiologic, etiologic, etiological |
| aetiologist | (noun) a specialist in the etiology of diseases | Synonyms: etiologist |
|---|
| aetiology | (noun) the philosophical study of causation | Synonyms: etiology |
|---|
| (noun) the cause of a disease | Synonyms: etiology |
| afloat | (adjective) borne on the water; floating | - |
|---|
| (adjective) covered with water | Synonyms: awash, flooded, inundated, overflowing |
| (adjective) aimlessly drifting | Synonyms: adrift, aimless, directionless, planless, rudderless, undirected |
| afterglow | (noun) the pleasure of remembering some pleasant event | - |
|---|
| (noun) a glow sometimes seen in the sky after sunset | - |
| agammaglobulinemia | (noun) a rare immunological disorder characterized by the virtual absence of gamma globulin in the blood and consequent susceptibility to infection | - |
|---|
| agelong | (adjective) lasting through all time | - |
|---|
| agglomerate | (adjective) clustered together but not coherent | Synonyms: agglomerated, agglomerative, clustered |
|---|
| (noun) a collection of objects laid on top of each other | Synonyms: cumulation, cumulus, heap, mound, pile |
| (noun) volcanic rock consisting of large fragments fused together | - |
| (verb) form into one cluster | - |
| agglomerated | (adjective) clustered together but not coherent | Synonyms: agglomerate, agglomerative, clustered |
|---|
| agglomeration | (noun) the act of collecting in a mass; the act of agglomerating | - |
|---|
| (noun) a jumbled collection or mass | - |
| agglomerative | (adjective) clustered together but not coherent | Synonyms: agglomerate, agglomerated, clustered |
|---|
| agglomerator | (noun) a device that causes material to gather into rounded balls | - |
|---|
| aglow | (adjective) softly bright or radiant | Synonyms: lambent, lucent, luminous |
|---|
| agranulocytic | (adjective) relating to the blood disorder of agranulocytosis | - |
|---|
| agranulocytosis | (noun) an acute blood disorder (often caused by radiation or drug therapy) characterized by severe reduction in granulocytes | Synonyms: agranulosis, granulocytopenia |
|---|
| agranulosis | (noun) an acute blood disorder (often caused by radiation or drug therapy) characterized by severe reduction in granulocytes | Synonyms: agranulocytosis, granulocytopenia |
|---|
| agrobiologic | (adjective) of or pertaining to agrobiology | Synonyms: agrobiological |
|---|
| agrobiological | (adjective) of or pertaining to agrobiology | Synonyms: agrobiologic |
|---|
| agrobiology | (noun) the study of plant nutrition and growth especially as a way to increase crop yield | - |
|---|
| agrologic | (adjective) of or related to agrology | Synonyms: agrological |
|---|
| agrological | (adjective) of or related to agrology | Synonyms: agrologic |
|---|
| agrology | (noun) science of soils in relation to crops | - |
|---|
| airflow | (noun) the flow of air | Synonyms: air flow, flow of air |
|---|
| airlock | (noun) a chamber that provides access to space where air is under pressure | Synonyms: air lock |
|---|
| algology | (noun) the branch of botany that studies algae | Synonyms: phycology |
|---|
| alkaloid | (noun) natural bases containing nitrogen found in plants | - |
|---|
| alkaloidal | (adjective) pertaining to or consisting of alkaloids | - |
|---|
| alkalosis | (noun) abnormally high alkalinity (low hydrogen-ion concentration) of the blood and other body tissues | - |
|---|
| alkalotic | (adjective) marked by alkalosis (or a tendency toward alkalosis) | - |
|---|
| allelomorph | (noun) (genetics) either of a pair (or series) of alternative forms of a gene that can occupy the same locus on a particular chromosome and that control the same character | Synonyms: allele |
|---|
| allelomorphic | (adjective) of or relating to alleles | Synonyms: allelic |
|---|
| allergology | (noun) the branch of medical science that studies the causes and treatment of allergies | - |
|---|
| alloantibody | (noun) an antibody that occurs naturally against foreign tissues from a person of the same species | Synonyms: isoantibody |
|---|
| allocable | (adjective) capable of being distributed | Synonyms: allocatable, apportionable |
|---|
| allocatable | (adjective) capable of being distributed | Synonyms: allocable, apportionable |
|---|
| allocate | (verb) distribute according to a plan or set apart for a special purpose | Synonyms: apportion |
|---|
| allocation | (noun) the act of distributing by allotting or apportioning; distribution according to a plan | Synonyms: allotment, apportioning, apportionment, assignation, parceling, parcelling |
|---|
| (noun) (computer science) the assignment of particular areas of a magnetic disk to particular data or instructions | Synonyms: storage allocation |
| (noun) a share set aside for a specific purpose | Synonyms: allotment |
| allocator | (noun) a person with authority to allot or deal out or apportion | Synonyms: distributor |
|---|
| allochronic | (adjective) (of taxa) occurring in different geologic times | - |
|---|
| allochthonous | (adjective) of rocks, deposits, etc.; found in a place other than where they and their constituents were formed | - |
|---|
| allocution | (noun) (rhetoric) a formal or authoritative address that advises or exhorts | - |
|---|
| allogamous | (adjective) relating to cross-fertilization in plants | - |
|---|
| allogamy | (noun) cross-fertilization in plants | - |
|---|
| allogeneic | (adjective) denoting or relating to cells or tissues from individuals belonging to the same species but genetically dissimilar (and hence immunologically incompatible) | - |
|---|
| allograft | (noun) tissue or organ transplanted from a donor of the same species but different genetic makeup; recipient's immune system must be suppressed to prevent rejection of the graft | Synonyms: homograft |
|---|
| allograph | (noun) a variant form of a grapheme, as `m' or `M' or a handwritten version of that grapheme | - |
|---|
| (noun) a signature written by one person for another | - |
| allographic | (adjective) of or relating to an allograph | - |
|---|
| allomerism | (noun) (chemistry) variability in chemical composition without variation in crystalline form | - |
|---|
| allomerous | (adjective) pertaining to allomerism | - |
|---|
| allometric | (adjective) relating to or marked by allometry | - |
|---|
| allometry | (noun) the study of the relative growth of a part of an organism in relation to the growth of the whole | - |
|---|
| allomorph | (noun) a variant phonological representation of a morpheme | - |
|---|
| (noun) any of several different crystalline forms of the same chemical compound | - |
| allomorphic | (adjective) pertaining to allomorphs | - |
|---|
| allopathic | (adjective) of or relating to the practice of allopathy | - |
|---|
| allopathy | (noun) the usual method of treating disease with remedies that produce effects differing from those produced by the disease itself | - |
|---|
| allopatric | (adjective) (of biological species or speciation) occurring in areas isolated geographically from one another | - |
|---|
| allopatry | (noun) the occurrence of related organisms in separate geographical areas with no overlap | - |
|---|
| allophone | (noun) (linguistics) any of various acoustically different forms of the same phoneme | - |
|---|
| allophonic | (adjective) pertaining to allophones | - |
|---|
| allopurinol | (noun) a drug (trade name Zyloprim) used to treat gout and other conditions in which there is an excessive buildup of uric acid | Synonyms: Zyloprim |
|---|
| allosaur | (noun) late Jurassic carnivorous dinosaur; similar to but somewhat smaller than tyrannosaurus | Synonyms: allosaurus |
|---|
| allosaurus | (noun) late Jurassic carnivorous dinosaur; similar to but somewhat smaller than tyrannosaurus | Synonyms: allosaur |
|---|
| allot | (verb) allow to have | Synonyms: accord, grant |
|---|
| (verb) give out | Synonyms: assign, portion |
| (verb) administer or bestow, as in small portions | Synonyms: administer, deal, deal out, dish out, dispense, distribute, dole out, lot, mete out, parcel out, shell out |
| allotment | (noun) the act of distributing by allotting or apportioning; distribution according to a plan | Synonyms: allocation, apportioning, apportionment, assignation, parceling, parcelling |
|---|
| (noun) a share set aside for a specific purpose | Synonyms: allocation |
| allotrope | (noun) a structurally different form of an element | - |
|---|
| allotropic | (adjective) of or related to or exhibiting allotropism | Synonyms: allotropical |
|---|
| allotropical | (adjective) of or related to or exhibiting allotropism | Synonyms: allotropic |
|---|
| allotropism | (noun) the phenomenon of an element existing in two or more physical forms | Synonyms: allotropy |
|---|
| allotropy | (noun) the phenomenon of an element existing in two or more physical forms | Synonyms: allotropism |
|---|
| allotted | (adjective) given as a task | - |
|---|
| allover | (adjective) covering the entire surface | - |
|---|
| allow | (verb) allow or plan for a certain possibility; concede the truth or validity of something | Synonyms: take into account |
|---|
| (verb) give or assign a resource to a particular person or cause | Synonyms: appropriate, earmark, reserve, set aside |
| (verb) consent to, give permission; permit | Synonyms: countenance, let, permit |
| (verb) allow the presence of or allow (an activity) without opposing or prohibiting | Synonyms: permit, tolerate |
| (verb) let have | Synonyms: grant |
| (verb) grant as a discount or in exchange | - |
| (verb) make it possible through a specific action or lack of action for something to happen | Synonyms: let, permit |
| (verb) allow the other (baseball) team to score | Synonyms: give up |
| (verb) make a possibility or provide opportunity for; permit to be attainable or cause to remain | Synonyms: allow for, leave, provide |
| (verb) afford possibility | Synonyms: admit |
| allowable | (adjective) that may be permitted especially as according to rule | Synonyms: permissible |
|---|
| (adjective) deserving to be allowed or considered | - |
| (adjective) deductible according to the tax laws | - |
| allowably | (adverb) in a permissible manner | Synonyms: permissibly |
|---|
| allowance | (noun) the act of allowing | - |
|---|
| (noun) a permissible difference; allowing some freedom to move within limits | Synonyms: leeway, margin, tolerance |
| (noun) an amount allowed or granted (as during a given period) | - |
| (noun) an amount added or deducted on the basis of qualifying circumstances | Synonyms: adjustment |
| (noun) a sum granted as reimbursement for expenses | - |
| (noun) a reserve fund created by a charge against profits in order to provide for changes in the value of a company's assets | Synonyms: allowance account, valuation account, valuation reserve |
| (verb) put on a fixed allowance, as of food | - |
| alloy | (noun) the state of impairing the quality or reducing the value of something | Synonyms: admixture |
|---|
| (noun) a mixture containing two or more metallic elements or metallic and nonmetallic elements usually fused together or dissolving into each other when molten | Synonyms: metal |
| (verb) lower in value by increasing the base-metal content | Synonyms: debase |
| (verb) make an alloy of | - |
| alloyed | (adjective) (used of metals) blended to obtain a desired property | - |
|---|
| (adjective) (used of metals) debased by mixture with an inferior element | - |
| alocasia | (noun) any plant of the genus Alocasia having large showy basal leaves and boat-shaped spathe and reddish berries | Synonyms: elephant's ear, elephant ear |
|---|
| aloe | (noun) succulent plants having rosettes of leaves usually with fiber like hemp and spikes of showy flowers; found chiefly in Africa | - |
|---|
| aloes | (noun) a purgative made from the leaves of aloe | Synonyms: bitter aloes |
|---|