12-letter words containing c, a, i, r, o
- airport code — a three-letter abbreviation of the names of the world's major airports, used especially as an identifier for routing baggage.
- alcaptonuria — Alternative spelling of alkaptonuria.
- allegoristic — writing or using allegory; interpreting in an allegorical sense.
- allotropical — (chemistry, rare) Of or pertaining to an element that exhibits allotropy.
- altercations — Plural form of altercation.
- amenorrhoeic — absence of the menses.
- 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.
- amperometric — relating to or involving the measurement of an electric current
- amphicarpous — producing two kinds of fruit that differ either in form or in time of ripening.
- amphotericin — an amphoteric antibiotic produced by the bacterium Streptomyces nodosus and used in the treatment of fungal infections.
- anachronical — Not in the correct date order. Chronologically incorrect.
- anachronisms — Plural form of anachronism.
- anachronists — Plural form of anachronist.
- anaerobiotic — anaerobic
- 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.
- anchoritical — in the manner of or resembling an anchorite
- 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.
- androcentric — having or regarding man or the male sex as central or primary
- androclinium — clinandrium.
- androgenetic — related to androgenesis
- androscoggin — a river flowing from NE New Hampshire through SW Maine into the Kennebec River. 171 miles (275 km) long.
- angiocarpous — being or having fruit contained in a vessel such as a shell
- angiographic — relating to or using angiography
- angiosarcoma — a rare, malignant tumour which grows rapidly in the blood vessels
- animatronics — a branch of film and theatre technology that combines traditional puppetry techniques with electronics to create lifelike animated effects
- anisomorphic — differing in the semantic scope of terms referring to the real world: for instance, English and Russian are anisomorphic with regard to colour terms, English treating light blue and navy blue as shades of one colour but Russian treating these two shades as unrelated
- annunciators — Plural form of annunciator.
- annunciatory — to announce.
- anorexigenic — causing loss of appetite
- anorthositic — resembling or consisting of anorthosite
- anthrophonic — Relating to anthrophony.
- anthropodicy — An attempt, or argument attempting, to justify the existence of humanity as good (contrast theodicy).
- anticipatory — An anticipatory feeling or action is one that you have or do because you are expecting something to happen soon.
- anticonsumer — opposed to consumerism
- antielectron — an elementary particle with a positive charge, a positron
- antientropic — showing a tendency towards order
- antifriction — intended to reduce friction
- antimicrobic — Antimicrobial.
- antimonarchy — Opposing a monarchy.
- antinarcotic — Opposing or countering narcotics.
- antiperiodic — efficacious against recurring attacks of a disease
- antiromantic — opposed to romanticism
- antistrophic — Of or pertaining to an antistrophe.
- aortic valve — a semilunar valve between the aorta and the left ventricle of the heart that prevents the blood from flowing back into the left ventricle.
- aortographic — relating to an aortography or aortography
- aperiodicity — not periodic; irregular.
- aphoristical — Alternative form of aphoristic.
- aphrodisiacs — Plural form of aphrodisiac.
- apochromatic — (of a lens) almost free from spherical and chromatic aberration
- apothecaries — Plural form of apothecary.