12-letter words containing o, c, t, p
- appendectomy — the surgical removal of the vermiform appendix
- apperception — the attainment of full awareness of a sensation or idea
- applications — Plural form of application.
- 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
- 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.
- 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.
- arctophilist — a collector of teddy bears
- aristophanic — 448?–385? b.c, Athenian comic dramatist.
- arthropathic — disease of the joints.
- arthroscopes — Plural form of arthroscope.
- arthroscopic — the use of an arthroscope to diagnose an injury to or disease of a joint or to perform minor surgery on a joint.
- aspect ratio — the ratio of width to height of the picture on a television or cinema screen
- asphalt rock — a rock formation, usually of limestone or sandstone, containing large amounts of bitumens.
- astigmoscope — astigmatoscope.
- astrocompass — a navigational instrument for giving directional bearings from the centre of the earth to a particular star. It is carried in long-range aircraft, ships, spacecraft, etc
- astrophysics — Astrophysics is the study of the physical and chemical structure of the stars, planets, and other natural objects in space.
- asymptomatic — If someone with a disease is asymptomatic, it means that they do not show any symptoms of the disease.
- asymptotical — of or relating to an asymptote.
- atmospherics — Atmospherics are elements in something such as a piece of music or a book which create a certain atmosphere.
- atomic power — nuclear power.
- atychiphobia — (rare) The fear of failure.
- autocomplete — a feature of a word processor, email program, web browser, etc., that automatically predicts the remaining characters in a word or phrase based on what has been typed or input before: If you supply the information, your browser will be able to use autocomplete to fill out online forms.
- autohypnotic — Of or pertaining to autohypnosis; self-hypnotizing.
- autoptically — in an autoptical manner
- azcapotzalco — a city in central Mexico: suburb of Mexico City; a cultural center during the pre-Columbian period.
- b lymphocyte — B cell.
- b-lymphocyte — a type of lymphocyte, originating in bone marrow, that produces antibodies
- back-stopped — a wall, wire screen, or the like, serving to prevent a ball from going too far beyond the normal playing area.
- backstopping — a wall, wire screen, or the like, serving to prevent a ball from going too far beyond the normal playing area.
- baroreceptor — a collection of sensory nerve endings, principally in the carotid sinuses and the aortic arch, that monitor blood pressure changes in the body
- besom pocket — an interior pocket with edging or stitching around the opening.
- biocomputing — the application of computing to problems in biology, biochemistry, and genetics
- biopesticide — a naturally occurring or derived substance or an organism that controls pests by nontoxic means
- black sapote — a tropical American tree, Diospyros digyna, related to the persimmon, having sweet, edible, green fruit that turns black when ripe.
- body politic — The body politic is all the people of a nation when they are considered as a complete political group.
- boot-scraper — a contraption consisting of an upright metal shape formerly placed outside some houses to enable people to scrape the mud from their boots before going in
- branch depot — one of a several depots receiving stock from the same central supplier
- branch point — Electricity. a point in an electric network at which three or more conductors meet.
- butcher shop — a shop in which meat, poultry, and sometimes fish are sold.
- caloreceptor — a receptor stimulated by heat.
- camp bastion — a large British military base in Helmand province, Afghanistan, built in 2006
- camphor tree — a lauraceous evergreen E Asian tree, Cinnamomum camphora, whose aromatic wood yields camphor
- camphorating — Present participle of camphorate.
- canton crepe — a fine crinkled silk or rayon crepe fabric, slightly heavier than crepe de Chine
- capacitation — to make capable; enable.
- cape ortegal — a cape in NW Spain, projecting into the Bay of Biscay