13-letter words containing t, a, s, i
- amor asteroid — one of a small group of asteroids whose orbits approach but do not cross that of the earth: named after the first such asteroid discovered (1932).
- amphiblastula — the free-swimming larva of certain sponges, which consists of a hollow spherical mass of cells some of which have flagella
- amphictyonies — Plural form of amphictyony.
- amphigastrium — any of the small leaves or appendages on the under surface of the stem of some liverworts
- amphiprostyle — (esp of a classical temple) having a set of columns at both ends but not at the sides
- amphistomatal — (of a leaf) having stomata on both surfaces
- amphithalamus — (in an ancient Greek house) a room adjoining the thalamus.
- amphitheaters — Plural form of amphitheater.
- amphitheatres — Plural form of amphitheatre.
- amphitrichous — having a single flagellum at each end.
- amphotericins — Plural form of amphotericin.
- anachronistic — You say that something is anachronistic when you think that it is out of date or old-fashioned.
- anaesthetised — anesthetize.
- anaesthetists — Plural form of anaesthetist.
- anaesthetized — anesthetize.
- anagrammatise — To produce an anagram of (a piece of text).
- anagrammatism — The creation of anagrams.
- anagrammatist — A creator (finder) of anagrams, one who comes up with anagrams.
- analphabetism — the inability to read and write, illiteracy
- analysability — the capacity of something or someone to be analysed
- anastigmatism — the condition of being free from astigmatism
- anathematised — to pronounce an anathema against; denounce; curse.
- androcentrism — centered on, emphasizing, or dominated by males or masculine interests: an androcentric society; an androcentric religion.
- anesthetic to — incapable of feeling or responding to
- anesthetizing — Present participle of anesthetize.
- anfractuosity — the condition or quality of being anfractuous
- angioplasties — Plural form of angioplasty.
- angiotensin i — any of three oligopeptides occurring in plasma, an inactive form (angiotensin I) and two varieties (angiotensin II and angiotensin III) that elevate blood pressure and stimulate the adrenal cortex to secrete aldosterone.
- anglicisation — The process by which something or someone (usually a word) is made more English. Usually applied to language or culture.
- Ångstrom unit — a unit of length equal to 10 −10 metre, used principally to express the wavelengths of electromagnetic radiations. It is equivalent to 0.1 nanometre
- animal rights — People who are concerned with animal rights believe very strongly that animals should not be exploited or harmed by humans.
- animal starch — glycogen.
- anisometropia — an imbalance in the power of the two eyes to refract light
- anisometropic — relating to anisometropia
- anna christie — a play (1921) by Eugene O'Neill.
- annexationism — the theory or practice of taking over another country's territory, especially by force.
- annexationist — the theory or practice of taking over another country's territory, especially by force.
- annunciations — Plural form of annunciation.
- anomalistical — relating to a planet's angular distance from its last perihelion or orbital point nearest to the sun
- answerability — liable to be asked to give account; responsible: He is answerable to a committee for all his decisions.
- ante-christum — before Christ. Abbreviation: A.C.
- antenniferous — having antennae
- anthelmintics — Plural form of anthelmintic.
- anti-aliasing — a technique for smoothing out jagged lines in graphical computer output.
- anti-feminism — the doctrine advocating social, political, and all other rights of women equal to those of men.
- anti-humanist — a person having a strong interest in or concern for human welfare, values, and dignity.
- anti-idealism — the cherishing or pursuit of high or noble principles, purposes, goals, etc.
- anti-idealist — a person who cherishes or pursues high or noble principles, purposes, goals, etc. Synonyms: optimist, perfectionist, reformer, visionary, utopianist. Antonyms: pragmatist, skeptic, cynic.
- anti-macassar — a small covering, usually ornamental, placed on the backs and arms of upholstered furniture to prevent wear or soiling; a tidy.
- anti-nepotism — patronage bestowed or favoritism shown on the basis of family relationship, as in business and politics: She was accused of nepotism when she made her nephew an officer of the firm.