(obsolete) An allowance to purchasers, for waste or refuse matter, of four pounds on every 104 pounds of suttle weight, or weight after the tare is deducted.

(Yorkshire, Tyneside, Lancashire, Bristol, colloquial) simple past tense and past participle of treat

plural of tret

(pharmacology) The all-trans isomer of retinoic acid that is applied to the skin to treat severe acne and reduce facial wrinkles, roughness, and pigmented spots.

plural of tretinoin

Obsolete form of treatise.

plural of trething

(obsolete) A tax; an impost.

triethylenemelamine

A beta-adrenergic agonist.