| ARCHAEOPTERYXES | • archaeopteryxes n. Plural of archaeopteryx. • ARCHAEOPTERYX n. a Jurassic fossil bird of the Archaeopteryx genus, with a long bony tail, sharp-toothed jaws, and wings bearing three clawed digits. |
| CEPHALOTHORAXES | • cephalothoraxes n. Plural of cephalothorax. • CEPHALOTHORAX n. the body, or head with thorax, of spiders, crustaceans, etc. |
| DEXAMPHETAMINES | • DEXAMPHETAMINE n. the dextrorotatory isomer of amphetamine, used as a stimulant. |
| HYDROXYAPATITES | • hydroxyapatites n. Plural of hydroxyapatite. • HYDROXYAPATITE n. a complex phosphate of calcium that occurs as a mineral and is the chief structural element of vertebrate bone. |
| HYDROXYLAPATITE | • hydroxylapatite n. Alternative spelling of hydroxyapatite. • HYDROXYLAPATITE n. a mineral of the apatite group that is rare in the ground but is the principal inorganic constituent of tooth enamel and bone. |
| HYPEREXCITEMENT | • hyperexcitement n. A state of very high excitement. • HYPEREXCITEMENT n. the state of being hyperexcited. |
| HYPEREXCRETIONS | • HYPEREXCRETION n. excessive excretion. |
| HYPEREXTENSIONS | • hyperextensions n. Plural of hyperextension. • HYPEREXTENSION n. the extension of a joint beyond its normal range. |
| LEXICOGRAPHISTS | • lexicographists n. Plural of lexicographist. • LEXICOGRAPHIST n. one who makes dictionaries. |
| OXYPHENBUTAZONE | • oxyphenbutazone n. (Pharmacology) A metabolite of phenylbutazone. • OXYPHENBUTAZONE n. a phenylbutazone derivative having antiinflammatory, analgesic, and antipyretic effects. |
| PHOTOEXCITATION | • photoexcitation n. (Chemistry) The formation of an excited state by the absorption of a photon. • PHOTOEXCITATION n. the process of exciting the atoms or molecules of a substance by the absorption of radiant energy. |
| PHOTOOXIDATIONS | • photooxidations n. Plural of photooxidation. • PHOTOOXIDATION n. oxidation under the influence of radiant energy, as light. |
| PHOTOTOXICITIES | • phototoxicities n. Plural of phototoxicity. • PHOTOTOXICITY n. the state of being phototoxic. |
| PHOTOXYLOGRAPHY | • photoxylography n. A process in which a photograph is printed on wood to use as a template for engraving. • PHOTOXYLOGRAPHY n. wood engraving after a photographic impression on a woodblock. |
| PHYTOTOXICITIES | • phytotoxicities n. Plural of phytotoxicity. • PHYTOTOXICITY n. the state of being phytotoxic. |
| PSYCHOSEXUALITY | • psychosexuality n. The psychological aspects of sexuality. • PSYCHOSEXUALITY n. the psychic factors of sex. |
| XYLOTYPOGRAPHIC | • xylotypographic adj. Of or pertaining to xylotypography. • XYLOTYPOGRAPHIC adj. relating to, or printed from, wooden type. |