| TRIACETATE | • triacetate n. (Countable, chemistry) Any compound containing three acetate groups. • triacetate n. (Uncountable) A fibre manufactured from cellulose triacetate. • TRIACETATE n. a kind of textile fibre. |
| TRIACONTER | • triaconter n. (Historical, Ancient Greece) A vessel with thirty banks of oars, or thirty ranks of rowers. • TRIACONTER n. (historical) a Greek galley with thirty oars. |
| TRIACTINAL | • triactinal adj. Having three rays. • TRIACTINAL adj. three-rayed, also TRIACT, TRIACTINE. |
| TRIALITIES | • trialities n. Plural of triality. • TRIALITY n. the body, soul and spirit in man. |
| TRIALLINGS | • triallings n. Plural of trialling. • TRIALLING n. the act of making a trial. |
| TRIALLISTS | • triallists n. Plural of triallist. • TRIALLIST n. a person taking part in a trial or test, also TRIALIST. |
| TRIALOGUES | • trialogues n. Plural of trialogue. • TRIALOGUE n. a discourse or colloquy by three persons. |
| TRIALWARES | • TRIALWARE n. computer software that can be used without charge for a limited evaluation period. |
| TRIANDRIAN | • triandrian adj. (Botany) Of or relating to the Triandria; having three distinct and equal stamens in the same flower. • TRIANDRIAN adj. of or pertaining to the Triandria; having three distinct and equal stamens in the same flower, also TRIANDROUS. |
| TRIANDROUS | • triandrous adj. Triandrian. • TRIANDROUS adj. of or pertaining to the Triandria; having three distinct and equal stamens in the same flower, also TRIANDRIAN. |
| TRIANGULAR | • triangular adj. Shaped like a triangle. • triangular adj. Of, or pertaining to, triangles. • triangular adj. Having a triangle as a base; as, a triangular prism, a triangular pyramid. |
| TRIAPSIDAL | • triapsidal adj. Triapsal. • TRIAPSIDAL adj. having three apses, also TRIAPSAL. |
| TRIARCHIES | • triarchies n. Plural of triarchy. • TRIARCHY n. a government by three persons. |
| TRIATHLETE | • triathlete n. (Athletics) An athlete who competes in the triathlon. • TRIATHLETE n. an athlete who competes in a triathlon. |
| TRIATHLONS | • triathlons n. Plural of triathlon. • TRIATHLON n. a sporting contest consisting of three events held without a break between each, usually swimming, cycling and running. |