13-letter words containing p, a, s, o
- cephalopodous — of, belonging to or relating to a cephalopod
- cephalosporin — any of a group of broad-spectrum antibiotics obtained from fungi of the genus Cephalosporium
- cerebrospinal — of or relating to the brain and spinal cord
- ceruloplasmin — a protein responsible for copper detoxification, found in the blood
- chaetophorous — bearing bristles; setigerous.
- championships — Plural form of championship.
- chaperoneship — State or position of chaperone.
- chapter house — A chapter house is the building or set of rooms in the grounds of a cathedral where the members of the clergy hold their meetings.
- chilkoot pass — a mountain pass in North America between SE Alaska and NW British Columbia, over the Coast Range
- chirographist — a person who studies or who is knowledgeable about handwriting styles
- chiropractics — The practice of a chiropractor.
- chiropractors — Plural form of chiropractor.
- chlamydospore — a thick-walled asexual spore of many fungi: capable of surviving adverse conditions
- chloroplastal — of or like a chloroplast
- chloroplastic — a plastid containing chlorophyll.
- chopped steak — ground, cooked beef, usually served as a main course.
- chorepiscopal — (in early Christianity) relating to or connected with a local bishop
- choripetalous — polypetalous
- chrysocarpous — bearing golden-yellow fruit.
- chrysotherapy — gold therapy.
- clapperboards — Plural form of clapperboard.
- claustrophobe — a person who suffers from claustrophobia.
- cleptomaniacs — kleptomania.
- clistocarpous — Mycology. having cleistothecia.
- close company — a company under the control of its directors or fewer than five independent participants
- co-authorship — the state a coauthor
- coadjutorship — the state of being a coadjutor
- coastal plain — a plain extending along a coast.
- cochairperson — a person who cochairs an organization
- coconspirator — a fellow conspirator
- colleagueship — workplace companionship
- colposcopical — of or relating to the colposcope
- combat troops — troops who are engaged in fighting
- commandership — a person who commands.
- compactedness — the state of being compacted
- companies act — (in Britain) any of various laws that govern the formation, dissolution, and management of companies
- companion set — a set of fire irons on a stand
- companionless — Without a companion; friendless, alone.
- companionship — Companionship is having someone you know and like with you, rather than being on your own.
- companionways — Plural form of companionway.
- company store — a retail store operated by a company for the convenience of the employees, who are required to buy from the store.
- comparativist — a comparatist
- compare notes — to exchange opinions
- compas pascal — The predecessor of Turbo Pascal, sol by POLY Data of Denmark. It was later renamed POLY Pascal, and afterward sold to Borland.
- compass north — magnetic north, as indicated on a particular compass at a given moment.
- compass plane — a plane for smoothing curved surfaces.
- compass plant — a tall plant, Silphium laciniatum, of central North America, that has yellow flowers and lower leaves that tend to align themselves at right angles to the strongest light, esp in a north-south plane: family Asteraceae (composites)
- compass point — A compass point is one of the 32 marks on the dial of a compass that show direction, for example north, south, east, and west.
- compassionate — If you describe someone or something as compassionate, you mean that they feel or show pity, sympathy, and understanding for people who are suffering.
- compatibilism — (philosophy) The doctrine that free will and determinism are compatible ideas.