| gesneriad | |
noun | |
| any of numerous tropical or subtropical small shrubs or treelets or epiphytic vines of the family Gesneriaceae: African violet; Cape primroses; gloxinia |
| 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 screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |