| -tropism or -tropy | |
| —n combining form | |
| indicating a tendency to turn or develop in response to a certain stimulus: phototropism | |
| [from Greek tropos a turn] | |
| -tropy or -tropy | |
| —n combining form | |
| [from Greek tropos a turn] | |
| a fool or simpleton; ninny. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
-tropism suff.
Tropism: stereotropism.