| ACHROMATICITY | • achromaticity n. (Optics) The state or quality of being achromatic. • ACHROMATICITY n. the state of being achromatic. |
| ACTINOTHERAPY | • actinotherapy n. (Medicine) The treatment of disease, especially skin disease, by exposure to ultraviolet light; radiotherapy. • ACTINOTHERAPY n. the use of ultraviolet and other actinic rays in medical treatment. |
| ANTHROPOLATRY | • anthropolatry n. The worship of a human or humans. • ANTHROPOLATRY n. the worship of human beings. |
| ANTHROPOPATHY | • anthropopathy n. The attribution of human emotions to a god. • ANTHROPOPATHY n. the ascription of human feelings to inanimate object. |
| ANTIAUTHORITY | • antiauthority adj. Opposed to authority. • ANTIAUTHORITY adj. opposed to authority. |
| CYANOETHYLATE | • cyanoethylate v. (Chemistry, transitive) To subject to cyanoethylation. • CYANOETHYLATE v. to introduce a cyano-ethyl group into. |
| HYDROSTATICAL | • hydrostatical adj. Alternative form of hydrostatic. • HYDROSTATICAL adj. of or relating to fluids at rest or to the pressures they exert or transmit, also HYDROSTATIC. |
| PARASYNTHETON | • parasyntheton n. (Grammar) A parasynthetic compound. • PARASYNTHETON n. a word derived from a compound, e.g. come-at-able. |
| PHYTOSANITARY | • phytosanitary adj. Concerning the health of plants; especially the freedom from pests requiring quarantine. • PHYTOSANITARY adj. of or relating to the health of plants. |
| TELAUTOGRAPHY | • telautography n. Transmission of messages by telautograph. • TELAUTOGRAPHY n. transmission by use of a Telautograph, a telegraph for reproducing the movement of a pen or pencil and so transmitting writings or drawings. |
| THALATTOCRACY | • thalattocracy n. (Rare) Thalassocracy. • THALATTOCRACY n. sovereignty of the seas, also THALASSOCRACY. |
| THANATOGRAPHY | • thanatography n. An account, usually written, of the death of a person. • THANATOGRAPHY n. the narrative of a death. |
| THAUMATOLATRY | • thaumatolatry n. (Rare, obsolete) Worship or undue admiration of wonderful or miraculous things. • THAUMATOLATRY n. the worship of miracles or wonders. |
| THORACOPLASTY | • thoracoplasty n. (Surgery) Surgery of the chest, usually involving removal of ribs. • THORACOPLASTY n. surgery to collapse a diseased lung by removing selected portions of the ribs. |