mydriatic a. 瞳孔放大
[化] 散瞳药; 放大瞳孔的
[医] 瞳孔开大的, 散瞳的; 扩瞳药, 散瞳药
mydriatic[ noun ]
a drug that causes the pupil of the eye to dilate; used to aid eye examinations
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Mydriatic \Myd`ri*at"ic\, a.
Causing dilatation of the pupil. -- n. A mydriatic medicine
or agent, as belladonna.