15-letter words containing h, o, l, p
- cephalohematoma — A hemorrhage of blood between the skull and periosteum of a newborn baby secondary to rupture of blood vessels crossing the periosteum.
- cephalothoracic — the anterior part of the body in certain arachnids and crustaceans, consisting of the coalesced head and thorax.
- cephalothoraxes — Plural form of cephalothorax.
- chandler period — the period of the oscillation (Chandler wobble) of the earth's axis, varying between 416 and 433 days.
- channel hopping — (chat) To rapidly switch channels on IRC, or a GEnie chat board. This term may derive from the TV idiom, "channel surfing".
- channel-hopping — Channel-hopping means switching quickly between different television channels because you are looking for something interesting to watch.
- charleston peak — a mountain in SE Nevada: highest peak in the Spring Mountains. 11,919 feet (3635 meters).
- chartophylacium — (in a medieval church) a place for the keeping of records and documents.
- chemolithotroph — Chemoautotroph.
- chenopodium oil — a colorless or yellowish oil obtained from the seeds and leaves of Mexican tea, used chiefly in medicine as an agent for killing or expelling intestinal worms.
- chief of police — (in the US) the head of a regional or municipal police department
- chiropterophily — Pollination by bats.
- chloramphenicol — a broad-spectrum antibiotic used esp in treating typhoid fever and rickettsial infections: obtained from the bacterium Streptomyces venezuelae or synthesized. Formula: C11H12N2O5Cl2
- cholangiography — radiographic examination of the bile ducts after the introduction into them of a contrast medium
- chopped almonds — almonds cut into small pieces
- choral speaking — recitation of poetry, dramatic pieces, etc. by a chorus of speakers
- chorale prelude — a composition for organ using a chorale as a cantus firmus or as the basis for variations
- chromium-plated — having been plated with chromium
- chromoxylograph — a coloured print created from printing with wooden blocks
- claustrophobics — Plural form of claustrophobic.
- complete theory — (logic) An abstract logical theory in which all true statements have formal proofs within the theory.
- complex-machine — Older Use. an automobile or airplane. a typewriter.
- comprehendingly — In an comprehending manner; knowingly.
- comprehensively — Something that is done comprehensively is done thoroughly.
- comptrollership — controller (def 1).
- copenhagen blue — a greyish-blue colour
- copper sulphate — a copper salt found naturally as chalcanthite and made by the action of sulphuric acid on copper oxide. It usually exists as blue crystals of the pentahydrate that form a white anhydrous powder when heated: used as a mordant, in electroplating, and in plant sprays. Formula: CuSO4
- copyright block — a block of four or more U.S. stamps that includes, in the selvage of the sheet, the copyright mark of the U.S. Postal Service.
- corn-leaf aphid — a green aphid, Rhopalosiphum maidis, widely distributed in the U.S.: a pest of corn and other grasses.
- couples therapy — a counseling procedure that attempts to improve the adaptation and adjustment of two people who form a conjugal unit.
- cricopharyngeal — of, relating to, or involving the cricoid cartilage and the pharynx.
- cryptographical — the science or study of the techniques of secret writing, especially code and cipher systems, methods, and the like. Compare cryptanalysis (def 2).
- crystallography — the science concerned with the formation, properties, and structure of crystals
- cushion capital — a capital, used in Byzantine, Romanesque, and Norman architecture, in the form of a bowl with a square top
- cytotrophoblast — the thickened, inner part of the mammalian placenta nearest to the fetus, covering the chorion during early pregnancy
- dadchelor party — a party primarily attended by men and held to honour and present gifts to a prospective father
- demographically — of or relating to demography, the science of vital and social statistics.
- dephlogisticate — to reduce or remove inflammation from
- dephosphorylate — to remove a phosphate group from (an organic compound)
- dermatoglyphics — the lines forming a skin pattern, esp on the palms of the hands and soles of the feet
- developing bath — an amount of photographic developer into which photographic film or paper is inserted
- diaheliotropism — the tendency among plants to respond to the light of the sun by orienting their leaves perpendicular to the sun's rays, such that the upper surface of the leaves receives maximum light
- diastrophically — in a diastrophic fashion
- diphenyl ketone — benzophenone.
- dolichocephalic — long-headed; having a cephalic index of 75 and under.
- dolphin striker — a short vertical strut between the bowsprit and a rope or cable (martingale) from the end of the jib boom to the stem or bows, used for maintaining tension and preventing upward movement of the jib boom
- drop handlebars — aerodynamic handlebars that drop down and curve towards the rider at the ends rather than turning upwards as on conventional bicycles
- drying-up cloth — a tea towel
- edmund randolph — A(sa) Philip, 1889–1979, U.S. labor leader: president of the Brotherhood of Sleeping Car Porters 1925–68.
- edriophthalmian — edriophthalmous