| AEROHYDROPLANES | • AEROHYDROPLANE n. a winged hydroplane or flying-boat. |
| AMINOPHENAZONES | • aminophenazones n. Plural of aminophenazone. • AMINOPHENAZONE n. a pyrazole derivative with analgesic, anti-inflammatory, and antipyretic properties. |
| ANAESTHESIOLOGY | • anaesthesiology n. (British spelling, medicine) Alternative spelling of anesthesiology. • anæsthesiology n. Obsolete spelling of anaesthesiology. • ANAESTHESIOLOGY n. a branch of medical science dealing with anesthetics, also ANESTHESIOLOGY. |
| ARCHAEOBOTANIES | • ARCHAEOBOTANY n. the analysis and interpretation of plant remains found at archaeological sites, also ARCHEOBOTANY. |
| ARCHAEZOOLOGIES | • ARCHAEZOOLOGY n. the study of zoological remains in archaeology, also ARCHAEOZOOLOGY, ARCHEOZOOLOGY. |
| CEPHALOCHORDATE | • cephalochordate n. Any of the primitive fishlike creatures, of the subphylum Cephalochordata, including the lancelets… • cephalochordate adj. Of or pertaining to these creatures. • CEPHALOCHORDATE n. any of a number of chordate fishlike animals (including the lancelets and amphioxus), having a persisting notochord projecting beyond the nerve cord to the end of the snout. |
| CEPHALOTHORACES | • cephalothoraces n. Plural of cephalothorax. • CEPHALOTHORAX n. the body, or head with thorax, of spiders, crustaceans, etc. |
| CEPHALOTHORAXES | • cephalothoraxes n. Plural of cephalothorax. • CEPHALOTHORAX n. the body, or head with thorax, of spiders, crustaceans, etc. |
| ECOCATASTROPHES | • ecocatastrophes n. Plural of ecocatastrophe. • ECOCATASTROPHE n. a major destructive upset in the balance of nature esp. when caused by the action of humans. |
| HEXACHLOROPHANE | • HEXACHLOROPHANE n. a bactericide used in antiseptic soaps, deodorants etc., also HEXACHLOROPHENE. |
| MEGALOCEPHALOUS | • megalocephalous adj. Macrencephalic. • MEGALOCEPHALOUS adj. having an unusually large skull, also MEGACEPHALIC, MEGALOCEPHALIC. |
| ORGANOTHERAPIES | • organotherapies n. Plural of organotherapy. • ORGANOTHERAPY n. treatment of disease by administration of animal organs or extracts of them, esp. of ductless gland extracts. |
| PALAEOETHNOLOGY | • palaeoethnology n. Alternative form of paleoethnology. • PALAEOETHNOLOGY n. the science of early man. |
| PALAEOGEOGRAPHY | • palaeogeography n. The study of historical geography — of the (chiefly physical, but sometimes political/cultural) geography… • palæogeography n. Obsolete spelling of palaeogeography. • PALAEOGEOGRAPHY n. the study of the geography of geological periods. |
| PALEOGEOGRAPHIC | • paleogeographic adj. Pertaining to paleogeography. • PALEOGEOGRAPHIC adj. relating to paleogeography. |
| PAROEMIOGRAPHER | • parœmiographer n. A writer of proverbs. • PAROEMIOGRAPHER n. a writer of proverbs. |
| PHOTODEGRADABLE | • photodegradable adj. Capable of being chemically broken down as the result of a photochemical reaction. • PHOTODEGRADABLE adj. chemically degradable by the action of light. |
| SPERMATORRHOEAS | • spermatorrhoeas n. Plural of spermatorrhoea. • SPERMATORRHOEA n. involuntary seminal discharge without orgasm, also SPERMATORRHEA. |