(chemistry) thiazole; an organic compound used in the synthesis of drugs, dyes, and fungicides

(loanword) thiophene; a colorless, organic sulfur-containing liquid with a strong odor used in the synthesis of dyes, medicines, and resins

(slang) an exclamation used to express surprise, wonder, or admiration; often used at the start of a sentence

thiazine; a group of heterocyclic compounds containing sulfur and nitrogen; loanword

(pharmacy) an antibiotic medication also known as cephalothin

an aromatic organic heterocyclic compound with the molecular formula C8H6S, consisting of a benzene ring fused to a thiophene ring