| THOLEIITE | • tholeiite n. (Geology) An igneous basaltic rock, formed from magma rich in magnesium and iron. • THOLEIITE n. a basaltic rock rich in aluminum. |
| THOLEPINS | • tholepins n. Plural of tholepin. • THOLEPIN n. a pin that serves as an oarlock. |
| THOLOBATE | • tholobate n. (Architecture) The substructure on which a dome or cupola rests. • THOLOBATE n. the substructure of a dome or cupola. |
| THONGIEST | • THONGY adj. resembling an item of clothing made from a strip of cloth. |
| THORNBACK | • thornback n. Any animal with a thorny back, especially marine animals, such as… • thornback n. (Archaic) A woman over a certain age (variously 26 or 30) who has never married, older than a spinster. • THORNBACK n. a kind of skate having thornlike spines on its back, aka roker. |
| THORNBILL | • thornbill n. Any of the passerine birds of the genus Acanthiza, native to Australia. • thornbill n. Any of the hummingbirds of the genera Chalcostigma and Ramphomicron, native to the Americas. • THORNBILL n. any one of several species of small, brilliantly colored American birds, which have a long, slender, sharp bill. |
| THORNBIRD | • thornbird n. A small South American bird (Anumbius annumbi) that builds a large and complex nest of twigs and thorns. • THORNBIRD n. any of several tropical birds of the genus Phacellodomus that construct large globe-shaped nests. |
| THORNBUSH | • thornbush n. Any of many thorny or spiny shrubs and bushes. • THORNBUSH n. a bush bearing thorns. |
| THORNIEST | • thorniest adj. Superlative form of thorny: most thorny. • THORNY adj. full of thorns. |
| THORNLESS | • thornless adj. Without thorns. • THORNLESS adj. without thorns. |
| THORNLIKE | • thornlike adj. Resembling or characteristic of a thorn; pointed, acuate. • THORNLIKE adj. like a thorn. |
| THORNTAIL | • thorntail n. Any of various hummingbirds of the genus Discosura. • THORNTAIL n. a tropical American hummingbird with bright green plumage. |
| THORNTREE | • thorn-tree n. Alternative form of thorn tree. • thorn␣tree n. A common name for any tree which has leaves like thorns, especially the acacia. • THORNTREE n. any tree bearing thorns. |
| THOROUGHS | • thoroughs n. Plural of thorough. • THOROUGH n. a manmade channel; a drainage ditch. |
| THOUGHTED | • thoughted adj. (In combination) Having thoughts of a specified kind. • THOUGHTED adj. having thoughts. |
| THOUGHTEN | • thoughten v. (Nonstandard) past participle of think. • THOUGHTEN adj. (Shakespeare) firm in belief, assured. |
| THOUSANDS | • thousands n. Plural of thousand. • THOUSAND n. a number, ten hundreds. |