12-letter words containing a, c, y
- alyce clover — a tropical perennial clover (Alysicarpus vaginalis) sometimes used as a cover crop and for fodder
- ambisyllabic — (of a single speech sound or cluster) shared phonetically by two contiguous syllables, as the single n -sound of any or the pl -cluster of grappling.
- ambitendency — ambivalence, especially when acted out; a tendency to contradictory behavior arising from conflicting impulses.
- american ivy — a vitaceous woody vine, Parthenocissus quinquefolia, of North America, having tendrils with adhesive tips, bluish-black berry-like fruits, and compound leaves that turn red in autumn: widely planted for ornament
- aminobutyric — (organic chemistry) Of or pertaining to any of several isomeric univalent radicals in which a hydrogen atom of a butyric radical is replaced by an amino group.
- amitotically — the direct method of cell division, characterized by simple cleavage of the nucleus without the formation of chromosomes.
- amphictyonic — of or relating to an amphictyon or an amphictyony.
- amyl acetate — banana oil
- amyl alcohol — a colourless flammable liquid existing in eight isomeric forms that is used as a solvent and in the manufacture of organic compounds and pharmaceuticals. Formula: C5H11OH
- anacrogynous — having the female sex organs arising from any cell below the apex of the stem, thereby not terminating its growth, as certain liverworts.
- anaglyphical — Alternative form of anaglyphic.
- analogically — In an analogical manner; in the manner of an analogy.
- analytically — pertaining to or proceeding by analysis (opposed to synthetic).
- anaphylactic — exaggerated allergic reaction to a foreign protein resulting from previous exposure to it.
- anarchically — In an anarchic manner; in the manner of anarchy.
- anatomically — of or relating to anatomy.
- anchovy pear — a Jamaican tree, Grias cauliflora, bearing edible fruits that taste like the mango: family Lecythidaceae
- anelasticity — the property of a substance which has a disproportionate relationship between stress and strain
- aneurysmatic — (medicine) Describing a blood vessel that has an aneurysm; aneurysmal.
- anisocytosis — (medicine) Significant size variation of blood cells.
- annunciatory — to announce.
- antecedently — in an antecedent manner
- anthocyanine — Alternative form of anthocyanin.
- anthocyanins — Plural form of anthocyanin.
- anthropodicy — An attempt, or argument attempting, to justify the existence of humanity as good (contrast theodicy).
- anticatalyst — a substance that destroys or diminishes the activity of a catalyst
- anticipately — (dated) In anticipation, in advance; anticipatedly.
- anticipatory — An anticipatory feeling or action is one that you have or do because you are expecting something to happen soon.
- anticyclical — not conforming to or following a cycle: anticyclical sales that rise when the economy fades.
- anticyclones — Plural form of anticyclone.
- anticyclonic — Of, relating to, or consisting of an anticyclone.
- antigenicity — the quality or extent of being antigenic
- antihysteric — acting to counter hysteria
- antilynching — opposed to lynching, acting against lynching
- antimonarchy — Opposing a monarchy.
- antipyretics — Plural form of antipyretic.
- antisocially — In an antisocial manner.
- apagogically — in an apagogical manner
- aperiodicity — not periodic; irregular.
- apocalyptist — the writer of the Apocalypse or a related work
- apocryphally — In an apocryphal manner.
- apocynaceous — of, relating to, or belonging to the Apocynaceae, a family of mostly tropical flowering plants with latex in their stems, including the dogbane, periwinkle, oleander, and some lianas
- apolitically — in an apolitical manner
- apostolicity — the quality of being apostolic
- appendectomy — the surgical removal of the vermiform appendix
- appreciatory — appreciative.
- archaeometry — the use of science and modern technology in archaeology to examine and interpret archaeological remains
- archdeaconry — the office, rank, or duties of an archdeacon
- archeopteryx — A specimen of the species Archaeopteryx lithographica, being the earliest and most primitive known bird, representing a transition in the evolution of dinosaurs to birds.
- archetypally — the original pattern or model from which all things of the same kind are copied or on which they are based; a model or first form; prototype.