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Definition of Blepharospasm
1. Noun. Spasm of the eyelid muscle resulting in closure of the eye.
Definition of Blepharospasm
1. [n -S]
Medical Definition of Blepharospasm
1. Twitching of an eyelid. Often benign and related to emotional stress, sleep deprivation or the use of stimulants (for example amphetamines, caffeine, nicotine, decongestants). (27 Sep 1997)