| tetra- or (before a vowel) tetr- | |
| —combining form | |
| four: tetrameter | |
| [from Greek] | |
| tetr- or (before a vowel) tetr- | |
| —combining form | |
| [from Greek] | |
| the offspring of a zebra and a donkey. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
tetra- or tetr-
pref.
Four: tetradactyl.
Composed of or containing four atoms, molecules, or groups: tetrasaccharide.