| a chattering or flighty, light-headed person. |
| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
excitable ex·cit·a·ble (ĭk-sī'tə-bəl)
adj.
Capable of reacting to a stimulus. Used of a tissue, cell, or cell membrane.
Capable of emotional arousal.