| abiogenesis | (noun) a hypothetical organic phenomenon by which living organisms are created from nonliving matter | Synonyms: autogenesis, autogeny, spontaneous generation |
|---|
| abiogenetic | (adjective) originating by abiogenesis | - |
|---|
| abiogenist | (noun) a believer in abiogenesis | - |
|---|
| abridge | (verb) reduce in scope while retaining essential elements | Synonyms: abbreviate, contract, cut, foreshorten, reduce, shorten |
|---|
| (verb) lessen, diminish, or curtail | - |
| abridged | (adjective) (used of texts) shortened by condensing or rewriting | - |
|---|
| abridgement | (noun) a shortened version of a written work | Synonyms: abridgment, capsule, condensation |
|---|
| abridger | (noun) one who shortens or abridges or condenses a written work | Synonyms: abbreviator |
|---|
| acknowledge | (verb) accept as legally binding and valid | - |
|---|
| (verb) accept (someone) to be what is claimed or accept his power and authority | Synonyms: know, recognise, recognize |
| (verb) declare to be true or admit the existence or reality or truth of | Synonyms: admit |
| (verb) express obligation, thanks, or gratitude for | Synonyms: recognise, recognize |
| (verb) report the receipt of | Synonyms: receipt |
| (verb) express recognition of the presence or existence of, or acquaintance with | Synonyms: notice |
| acknowledgeable | (adjective) capable of being acknowledged | - |
|---|
| acknowledged | (adjective) recognized or made known or admitted | - |
|---|
| (adjective) generally accepted | - |
| acknowledgement | (noun) a statement acknowledging something or someone | Synonyms: acknowledgment |
|---|
| (noun) the state or quality of being recognized or acknowledged | Synonyms: acknowledgment, recognition |
| acreage | (noun) an area of ground used for some particular purpose (such as building or farming) | Synonyms: land area |
|---|
| acrogen | (noun) any flowerless plant such as a fern (pteridophyte) or moss (bryophyte) in which growth occurs only at the tip of the main stem | - |
|---|
| acrogenic | (adjective) pertaining to flowerless plants (ferns or mosses) in which growth occurs only at the tip of the main stem | Synonyms: acrogenous |
|---|
| acrogenous | (adjective) pertaining to flowerless plants (ferns or mosses) in which growth occurs only at the tip of the main stem | Synonyms: acrogenic |
|---|
| adage | (noun) a condensed but memorable saying embodying some important fact of experience that is taken as true by many people | Synonyms: byword, proverb, saw |
|---|
| adjudge | (verb) declare to be | Synonyms: declare, hold |
|---|
| advantage | (noun) the quality of having a superior or more favorable position | Synonyms: vantage |
|---|
| (noun) benefit resulting from some event or action | Synonyms: reward |
| (noun) (tennis) first point scored after deuce | - |
| (verb) give an advantage to | - |
| advantageous | (adjective) giving an advantage | Synonyms: favorable, favourable |
|---|
| (adjective) appropriate for achieving a particular end; implies a lack of concern for fairness | - |
| advantageously | (adverb) in a manner affording benefit or advantage | Synonyms: well |
|---|
| advantageousness | (noun) the quality of being encouraging or promising of a successful outcome | Synonyms: favorableness, favourableness, positiveness, positivity, profitableness |
|---|
| aerogenerator | (noun) generator that extracts usable energy from winds | Synonyms: wind generator, windmill |
|---|
| afibrinogenemia | (noun) the absence of fibrinogen in the plasma leading to prolonged bleeding | - |
|---|
| afterimage | (noun) an image (usually a negative image) that persists after stimulation has ceased | Synonyms: aftersensation |
|---|
| agamogenesis | (noun) reproduction without the fusion of gametes | Synonyms: asexual reproduction |
|---|
| agamogenetic | (adjective) (of reproduction) not involving the fusion of male and female gametes in reproduction | Synonyms: agamic, agamous, apomictic, parthenogenetic |
|---|
| age | (noun) how long something has existed | - |
|---|
| (noun) a time of life (usually defined in years) at which some particular qualification or power arises | Synonyms: eld |
| (noun) a late time of life | Synonyms: eld, geezerhood, old age, years |
| (noun) an era of history having some distinctive feature | Synonyms: historic period |
| (noun) a prolonged period of time | Synonyms: long time, years |
| (verb) grow old or older | Synonyms: get on, maturate, mature, senesce |
| (verb) begin to seem older; get older | - |
| (verb) make older | - |
| aged | (adjective) (used of tobacco) aging as a preservative process | Synonyms: cured |
|---|
| (adjective) of wines, fruit, cheeses; having reached a desired or final condition; (`aged' pronounced as one syllable) | Synonyms: ripened |
| (adjective) at an advanced stage of erosion (pronounced as one syllable) | - |
| (adjective) advanced in years; (`aged' is pronounced as two syllables) | Synonyms: elderly, older, senior |
| (adjective) having attained a specific age; (`aged' is pronounced as one syllable) | Synonyms: of age |
| (noun) people who are old collectively | Synonyms: elderly |
| agedness | (noun) the property characteristic of old age | Synonyms: senescence |
|---|
| ageing | (adjective) growing old | Synonyms: aging, senescent |
|---|
| (noun) the organic process of growing older and showing the effects of increasing age | Synonyms: aging, senescence |
| (noun) acquiring desirable qualities by being left undisturbed for some time | Synonyms: aging, ripening |
| ageism | (noun) discrimination on the basis of a person's age | Synonyms: agism |
|---|
| ageless | (adjective) continuing forever or indefinitely | Synonyms: aeonian, eonian, eternal, everlasting, perpetual, unceasing, unending |
|---|
| agelessness | (noun) the quality of being timeless and eternal | - |
|---|
| agelong | (adjective) lasting through all time | - |
|---|
| agency | (noun) to have the ability to produce a particular effect or achieve an end | Synonyms: means, way |
|---|
| (noun) an administrative unit of government | Synonyms: authority, bureau, federal agency, government agency, office |
| (noun) a business or organization that provides a particular service, especially the mediation of transactions between two parties | - |
| (noun) the state of serving as an official and authorized delegate or agent | Synonyms: delegacy, representation |
| (noun) the state of being in action or exerting power | - |
| agenda | (noun) a temporally organized plan for matters to be attended to | Synonyms: docket, schedule |
|---|
| (noun) a list of matters to be taken up (as at a meeting) | Synonyms: agendum, order of business |
| agendum | (noun) a list of matters to be taken up (as at a meeting) | Synonyms: agenda, order of business |
|---|
| agenesia | (noun) imperfect development; nondevelopment of a part | Synonyms: agenesis |
|---|
| agenesis | (noun) imperfect development; nondevelopment of a part | Synonyms: agenesia |
|---|
| agent | (noun) the semantic role of the animate entity that instigates or causes the happening denoted by the verb in the clause | Synonyms: agentive role |
|---|
| (noun) an active and efficient cause; capable of producing a certain effect | - |
| (noun) a businessman who buys or sells for another in exchange for a commission | Synonyms: broker, factor |
| (noun) a representative who acts on behalf of other persons or organizations | - |
| (noun) any agent or representative of a federal agency or bureau | Synonyms: federal agent |
| (noun) a substance that exerts some force or effect | - |
| agential | (adjective) of or relating to an agent or agency | - |
|---|
| agerasia | (noun) youthful appearance in an old person | - |
|---|
| ageratum | (noun) any plant of the genus Ageratum having opposite leaves and small heads of blue or white flowers | - |
|---|
| (noun) rhizomatous plant of central and southeastern United States and West Indies having large showy heads of clear blue flowers; sometimes placed in genus Eupatorium | Synonyms: Conoclinium coelestinum, Eupatorium coelestinum, mist-flower, mistflower |
| agglutinogen | (noun) any substance that acts as an antigen to cause agglutinin production | - |
|---|
| agiotage | (noun) a fee charged for exchanging currencies | Synonyms: agio, exchange premium, premium |
|---|
| (noun) speculative dealing in stock exchange securities or foreign exchange. | - |
| algebra | (noun) the mathematics of generalized arithmetical operations | - |
|---|
| algebraic | (adjective) of or relating to algebra | Synonyms: algebraical |
|---|
| algebraical | (adjective) of or relating to algebra | Synonyms: algebraic |
|---|
| algebraically | (adverb) in an algebraic manner | - |
|---|
| algebraist | (noun) a mathematician whose specialty is algebra | - |
|---|
| alienage | (noun) the quality of being alien | Synonyms: alienism |
|---|
| allege | (verb) report or maintain | Synonyms: aver, say |
|---|
| alleged | (adjective) declared but not proved | - |
|---|
| (adjective) doubtful or suspect | Synonyms: so-called, supposed |
| allegedly | (adverb) according to what has been alleged | - |
|---|
| allegement | (noun) statements affirming or denying certain matters of fact that you are prepared to prove | Synonyms: allegation |
|---|
| allergen | (noun) any substance that can cause an allergy | - |
|---|
| allergenic | (adjective) relating to or having the effect of an allergen | - |
|---|
| allogeneic | (adjective) denoting or relating to cells or tissues from individuals belonging to the same species but genetically dissimilar (and hence immunologically incompatible) | - |
|---|
| altogether | (noun) informal terms for nakedness | Synonyms: birthday suit, raw |
|---|
| (adverb) with everything included or counted | Synonyms: all told, in all |
| (adverb) with everything considered (and neglecting details) | Synonyms: all in all, on the whole, tout ensemble |
| (adverb) to a complete degree or to the full or entire extent; Completely or entirely | Synonyms: all, completely, entirely, right, totally, whole, wholly |
| ambage | (noun) a style that involves indirect ways of expressing things | Synonyms: circumlocution, periphrasis |
|---|
| ambages | (noun) (archaic) roundabout or mysterious ways of action | - |
|---|
| amelogenesis | (noun) the developmental process of forming tooth enamel | - |
|---|
| amperage | (noun) the strength of an electrical current measured in amperes | - |
|---|
| anagoge | (noun) a mystical or allegorical interpretation (especially of Scripture) | - |
|---|
| analgesia | (noun) absence of the sense of pain without loss of consciousness | - |
|---|
| analgesic | (adjective) capable of relieving pain | Synonyms: analgetic, anodyne |
|---|
| (noun) a medicine used to relieve pain | Synonyms: anodyne, pain pill, painkiller |
| analgetic | (adjective) capable of relieving pain | Synonyms: analgesic, anodyne |
|---|
| anchorage | (noun) the act of anchoring | - |
|---|
| (noun) place for vessels to anchor | Synonyms: anchorage ground |
| (noun) a fee for anchoring | - |
| (noun) the condition of being secured to a base | - |
| (noun) the provision of a sense of security or steadfastness | - |
| androgen | (noun) male sex hormone that is produced in the testes and responsible for typical male sexual characteristics | Synonyms: androgenic hormone |
|---|
| androgenesis | (noun) male parthenogenesis in which the embryo contains only paternal chromosomes due to the failure of the egg nucleus to participate in fertilization | Synonyms: androgeny |
|---|
| androgenetic | (adjective) of or related to androgenesis | Synonyms: androgenous |
|---|
| androgenic | (adjective) of or related to the male hormone androgen | - |
|---|
| androgenous | (adjective) of or related to androgenesis | Synonyms: androgenetic |
|---|
| androgeny | (noun) male parthenogenesis in which the embryo contains only paternal chromosomes due to the failure of the egg nucleus to participate in fertilization | Synonyms: androgenesis |
|---|
| angel | (noun) spiritual being attendant upon God | - |
|---|
| (noun) someone who provides financial support for some venture | Synonyms: backer |
| (noun) person of exceptional holiness | Synonyms: holy man, holy person, saint |
| angelfish | (noun) sharks with broad flat bodies and winglike pectoral fins but that swim the way sharks do | Synonyms: angel shark, monkfish, Squatina squatina |
|---|
| (noun) a butterfly fish of the genus Pomacanthus | - |
| (noun) deep-bodied disk-shaped food fish of warmer western Atlantic coastal waters | Synonyms: Chaetodipterus faber, spadefish |
| angelic | (adjective) of or relating to angels | Synonyms: angelical |
|---|
| (adjective) marked by utter benignity; resembling or befitting an angel or saint | Synonyms: angelical, beatific, sainted, saintlike, saintly |
| (adjective) having a sweet nature befitting an angel or cherub | Synonyms: angelical, cherubic, seraphic, sweet |
| angelica | (noun) aromatic stems or leaves or roots of Angelica Archangelica | - |
|---|
| (noun) candied stalks of the angelica plant | - |
| (noun) any of various tall and stout herbs of the genus Angelica having pinnately compound leaves and small white or greenish flowers in compound umbels | Synonyms: angelique |
| angelical | (adjective) of or relating to angels | Synonyms: angelic |
|---|
| (adjective) marked by utter benignity; resembling or befitting an angel or saint | Synonyms: angelic, beatific, sainted, saintlike, saintly |
| (adjective) having a sweet nature befitting an angel or cherub | Synonyms: angelic, cherubic, seraphic, sweet |
| angelically | (adverb) like an angel | - |
|---|
| angelim | (noun) any of several tropical American trees of the genus Andira | Synonyms: andelmin |
|---|
| angelique | (noun) any of various tall and stout herbs of the genus Angelica having pinnately compound leaves and small white or greenish flowers in compound umbels | Synonyms: angelica |
|---|
| angelology | (noun) the branch of theology that is concerned with angels | - |
|---|
| angelus | (noun) the sound of a bell rung in Roman Catholic churches to announce the time when the Angelus should be recited | Synonyms: angelus bell |
|---|
| anger | (noun) belligerence aroused by a real or supposed wrong (personified as one of the deadly sins) | Synonyms: ira, ire, wrath |
|---|
| (noun) a strong emotion; a feeling that is oriented toward some real or supposed grievance | Synonyms: choler, ire |
| (noun) the state of being angry | Synonyms: angriness |
| (verb) make angry | - |
| (verb) become angry | Synonyms: see red |
| angered | (adjective) marked by extreme anger | Synonyms: enraged, furious, infuriated, maddened |
|---|
| angiogenesis | (noun) the formation of new blood vessels | - |
|---|
| anlage | (noun) an organ in its earliest stage of development; the foundation for subsequent development | Synonyms: primordium |
|---|
| anorexigenic | (adjective) causing loss of appetite | Synonyms: anorectic |
|---|
| anthropogenesis | (noun) the evolution or genesis of the human race | Synonyms: anthropogeny |
|---|
| anthropogenetic | (adjective) of or relating to the study of the origins and development of human beings | Synonyms: anthropogenic |
|---|
| anthropogenic | (adjective) of or relating to the study of the origins and development of human beings | Synonyms: anthropogenetic |
|---|
| anthropogeny | (noun) the evolution or genesis of the human race | Synonyms: anthropogenesis |
|---|
| antigen | (noun) any substance (as a toxin or enzyme) that stimulates an immune response in the body (especially the production of antibodies) | - |
|---|
| antigenic | (adjective) of or relating to antigens | - |
|---|
| apanage | (noun) a grant (by a sovereign or a legislative body) of resources to maintain a dependent member of a ruling family | Synonyms: appanage |
|---|
| (noun) any customary and rightful perquisite appropriate to your station in life | Synonyms: appanage |
| apogean | (adjective) relating to or characteristic of an apogee | - |
|---|
| apogee | (noun) apoapsis in Earth orbit; the point in its orbit where a satellite is at the greatest distance from the Earth | - |
|---|
| (noun) a final climactic stage | Synonyms: culmination |
| apologetic | (adjective) offering or expressing apology | Synonyms: excusatory |
|---|
| apologetically | (adverb) in an apologetic manner | - |
|---|