| TET | a genus of Istiophoridae |
|---|---|
| TET | any of a variety of carbohydrates that yield four monosaccharide molecules on complete hydrolysis |
| TET | a sodium salt of pyrophosphoric acid used as a builder in soaps and detergents |
| TET | a sporangium containing four asexual spores |
| TET | one of the four asexual spores produced within a sporangium |
| TET | (chemistry) haveing a valence of four |
| TET | a thermionic tube having four electrodes |
| TET | any monosaccharide sugar containing four atoms of carbon per molecule |
| TET | perennial woodland native of North America having a red root and red sap and bearing a solitary lobed leave and white flower in early spring and having acrid emetic properties |
| TET | grasshoppers with long threadlike antennae and well-developed stridulating organs on the forewings of the male |
| TET | long-horned grasshoppers |