12-letter words containing c, o, a, t, r
- 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
- androcentric — having or regarding man or the male sex as central or primary
- androgenetic — related to androgenesis
- animatronics — a branch of film and theatre technology that combines traditional puppetry techniques with electronics to create lifelike animated effects
- annunciators — Plural form of annunciator.
- annunciatory — to announce.
- anorthoclase — a variety of microcline, rich in sodium and sometimes having a play of color: sometimes considered a variety of orthoclase.
- anorthositic — resembling or consisting of anorthosite
- ansate cross — ankh
- anthocarpous — resembling or pertaining to an anthocarp
- 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.
- apochromatic — (of a lens) almost free from spherical and chromatic aberration
- apothecaries — Plural form of apothecary.
- appeal court — An appeal court is the same as a Court of Appeal.
- apperception — the attainment of full awareness of a sensation or idea
- appreciation — Appreciation of something is the recognition and enjoyment of its good qualities.
- appreciators — to be grateful or thankful for: They appreciated his thoughtfulness.
- appreciatory — appreciative.
- approachment — (archaic) approach.
- apricot tart — a pastry case filled with apricots
- arc cosecant — the angle, measured in radians, that has a cosecant equal to a given number. Symbol: csc −1. Abbreviation: arc csc;
- arch support — a rigid support placed inside a shoe so that its molded form fits the arch of the foot and relieves strain on the muscles of the foot while walking, standing, etc.
- archaeometry — the use of science and modern technology in archaeology to examine and interpret archaeological remains
- archaization — Process of becoming or turning something more archaic.
- archegoniate — having archegonia
- archenterons — Plural form of archenteron.
- archeologist — archaeology.
- 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.
- archibenthos — the ocean bottom between the littoral and abyssal zones: from depths of approximately 200 feet (60 meters) to 3300 feet (1000 meters).
- arctic ocean — the ocean surrounding the North Pole, north of the Arctic Circle. Area: about 14 100 000 sq km (5 440 000 sq miles)
- arctophilist — a collector of teddy bears