| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
| a fool or simpleton; ninny. |
| -nasty | |
| —n combining form | |
| indicating a nastic movement to a certain stimulus: nyctinasty | |
| [from Greek nastos pressed down, close-pressed] | |
| -nastic | |
| —adj combining form | |