| T-group | |
| —n | |
| psychol a group that meets for educational or therapeutic purposes to study its own communication | |
| [C20: from (Sensitivity) T(raining) Group] | |
| 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. |