12-letter words containing a, r
- amortization — the process of amortizing a debt
- amortizement — a sloping top on a buttress, pillar, etc.
- amour-propre — self-respect
- amourousness — Rare spelling of amorousness.
- ampelography — the science concerned with the identification and classification of grapevines
- ampere's law — the law that a magnetic field induced by an electric current is, at any point, directly proportional to the product of the current intensity and the length of the current conductor, inversely proportional to the square of the distance between the point and the conductor, and perpendicular to the plane joining the point and the conductor.
- amperometric — relating to or involving the measurement of an electric current
- amphibrachic — Consisting of amphibrachs, metrical feet consisting of either a long syllable between two that are short, or an accented syllable between two that are not accented.
- amphicarpous — producing two kinds of fruit that differ either in form or in time of ripening.
- amphiregulin — (protein) A particular autocrine growth factor.
- amphitheater — An amphitheater is a large open area surrounded by rows of seats sloping upward. Amphitheaters were built mainly in Greek and Roman times for the performance of plays.
- amphitheatre — An amphitheatre is a large open area surrounded by rows of seats sloping upwards. Amphitheatres were built mainly in Greek and Roman times for the performance of plays.
- amphitropous — (of a plant ovule) partially inverted so that the base and the micropyle at the apex are the same distance from the funicle
- amphotericin — an amphoteric antibiotic produced by the bacterium Streptomyces nodosus and used in the treatment of fungal infections.
- amygdaliform — almond-shaped.
- amyl nitrite — a yellowish unstable volatile fragrant liquid used in medicine as a vasodilator and in perfumes. Formula: (CH3)2CHCH2CH2NO2
- an iron fist — a cruel and unyielding attitude or approach
- anacatharsis — severe vomiting
- anacathartic — causing anacatharsis
- anachronical — Not in the correct date order. Chronologically incorrect.
- anachronisms — Plural form of anachronism.
- anachronists — Plural form of anachronist.
- anacrogynous — having the female sex organs arising from any cell below the apex of the stem, thereby not terminating its growth, as certain liverworts.
- anadyr range — Chukot Range
- anaerobiosis — life in the absence of oxygen
- anaerobiotic — anaerobic
- anagrammatic — a word, phrase, or sentence formed from another by rearranging its letters: “Angel” is an anagram of “glean.”.
- anamorphoses — Plural form of anamorphosis.
- anamorphosis — an image or drawing distorted in such a way that it becomes recognizable only when viewed in a specified manner or through a special device
- anaphrodisia — diminished sexual desire.
- anarchically — In an anarchic manner; in the manner of anarchy.
- anchor light — a 32-point light, visible from at least two miles away, shown at night near the bow and not more than 20 feet (6 meters) above the deck of a vessel lying at anchor.
- anchor plant — a South American shrub, Colletia cruciata, of the buckthorn family, having flattened green branches and yellowish-white flowers.
- anchor watch — a deck watch maintained by the crew of a ship at anchor.
- anchoritical — in the manner of or resembling an anchorite
- anchorperson — the primary reporter on a news television broadcast
- anchovy pear — a Jamaican tree, Grias cauliflora, bearing edible fruits that taste like the mango: family Lecythidaceae
- and so forth — and so on; and other such things; et cetera
- andragogical — the methods or techniques used to teach adults: Many educators believe that the principles of andragogy, as advanced by Malcolm Knowles, have great relevance to adult education; others are not so certain.
- andre fleury — André Hercule de [ahn-drey er-kyl duh] /ɑ̃ˈdreɪ ɛrˈkül də/ (Show IPA), 1653–1743, French cardinal and statesman.
- androcentric — having or regarding man or the male sex as central or primary
- androclinium — clinandrium.
- androgenesis — a type of reproduction in insects and plants involving the development of an embryo that contains only paternal chromosomes
- androgenetic — related to androgenesis
- androgenized — Simple past tense and past participle of androgenize.
- androscoggin — a river flowing from NE New Hampshire through SW Maine into the Kennebec River. 171 miles (275 km) long.
- androsterone — an androgenic steroid hormone produced in the testes. Formula: C19H30O2
- anemochorous — (of a fruit, seed, or spore) adapted for dispersion by wind.
- anemotropism — orientation in response to a current of air.
- anepigraphic — (of a coin, artifact, etc.) without a legend or inscription.