termagant (tur'ma-gant), scolding; violent; a scold.

terminal (tur'mi-nal), boundary, end.

testament (tes'ta-ment), a will or bequest.

thatch (thach), straw, rushes, etc.

theme (them), a topic on which one writes or speaks. In music, a short melody from which a set of variations is developed.

theory (the'o-ri), an idea; a plan.

thereat (thar-at'), on that account.

Thermopylae (ther-mop'i-le), a narrow pass in Greece, the scene of a famous conflict in the Persian wars. A small army of Greeks defended the pass against a vast army of Persians under Xerxes.

thill (thil), shaft of a carriage.

thole (thol), pin set in the gunwale of a boat to serve as a fulcrum for the oar in rowing.