13-letter words containing c, r, o, s
- arachnivorous — Spider-eating.
- arachnoiditis — an inflammation of the arachnoid membrane
- archaeologist — a specialist in archaeology, the scientific study of prehistoric peoples and their cultures by analysis of their artifacts, inscriptions, monuments, etc.
- archbishopric — the rank, office, or jurisdiction of an archbishop
- archeologists — archaeology.
- archeptolemus — (in the Iliad) the son of Iphitus who served as a charioteer for Hector.
- archipelagoes — Plural form of archipelago.
- arcticologist — a person who specializes in arcticology.
- aristocracies — Plural form of aristocracy.
- aristocratism — the principles of aristocrats
- aristolochene — (organic compound) A bicyclic sesquiterpene produced by certain fungi.
- armored scale — any of a family (Diaspididae) of scale insects characterized by a hard, waxy secretion that covers the body: many armored scales are serious pests of trees and shrubs
- arsenous acid — a toxic white powder, As2O3, used to make other arsenic compounds, insecticides, and preservatives; white arsenic
- arthroscopies — Plural form of arthroscopy.
- articulations — Plural form of articulation.
- arundinaceous — resembling a reed
- ascorbic acid — Ascorbic acid is another name for vitamin C.
- astrodynamics — the study of the motion of natural and artificial bodies in space
- astronautical — of or relating to astronautics or astronauts.
- astroparticle — (astrophysics) A subatomic particle of cosmic origin.
- astrophysical — Of or pertaining to astrophysics.
- atmospherical — pertaining to, existing in, or consisting of the atmosphere: atmospheric vapors.
- atroceruleous — a deep blue-black color.
- atrociousness — The state of being atrocious.
- audiographics — audiographic teleconferencing
- austroasiatic — a family of languages spoken in SE Asia and the landsaround the Bay of Bengal and consisting principally of Vietnamese, Khmer, Mon, Khasi, Nicobarese, and the Munda languages.
- auto-destruct — self-destruct.
- autocatharsis — a therapeutic process designed to free unconscious disturbances by having the patient write about his or her experiences, impressions, etc.
- autoeroticism — the arousal and use of one's own body as a sexual object, as through masturbation
- autorickshaws — Plural form of autorickshaw.
- autumn crocus — a liliaceous plant, Colchicum autumnale, of Europe and N Africa having pink or purplish autumn flowers
- bachelor seal — a young male seal, esp a fur seal, that has not yet mated
- bachelorettes — Plural form of bachelorette.
- backgrounders — Plural form of backgrounder.
- backing store — a computer storage device, usually a disk, that provides additional storage space for information so that it can be accessed and referred to when required and may be copied into the processor if needed
- bacteriolysin — an antibody which, when it combines with bacterial cells, causes lysis of those cells, thus destroying them
- bacteriolysis — the destruction or disintegration of bacteria
- bacterioscopy — the examination of bacteria with a microscope.
- bacteriostats — Plural form of bacteriostat.
- bag of tricks — a container or receptacle of leather, plastic, cloth, paper, etc., capable of being closed at the mouth; pouch.
- barbary coast — coastal region of N Africa, extending from Egypt to the Atlantic, inhabited chiefly by Berbers and once (until early 19th cent.) dominated by pirates
- barcoo salute — a movement of the hand to brush flies away from the face
- baroreceptors — Plural form of baroreceptor.
- basel accords — the three sets of rules, Basel I, Basel II, and Basel III, for regulating the banking industry, drawn up by the Basel Committee on Banking Supervision
- basement-rock — the undifferentiated assemblage of rock (basement rock) underlying the oldest stratified rocks in any region: usually crystalline, metamorphosed, and mostly, but not necessarily, Precambrian in age.
- basic fortran — (language) A subset of Fortran.
- basic process — Military. basic training. a soldier or airman receiving basic training.
- batch-process — to perform batch processing on (files)
- bedroom scene — a scene in which lovers are in bed
- behavioristic — the theory or doctrine that human or animal psychology can be accurately studied only through the examination and analysis of objectively observable and quantifiable behavioral events, in contrast with subjective mental states.