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| 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. |
atropine at·ro·pine (āt'rə-pēn', -pĭn) or at·ro·pin (-pĭn)
n.
An alkaloid obtained from belladonna and related plants, used to dilate the pupils of the eyes and as an antispasmodic, antisudorific, and anticholinergic.
| atropine (āt'rə-pēn', -pĭn) Pronunciation Key
A poisonous, bitter, crystalline alkaloid derived from deadly nightshade and related plants. It is used as a drug to dilate the pupils of the eye and to inhibit muscle spasms. Chemical formula: C17H23NO3. |