Anat. [ad. F. utricule, or L. utriculus UTRICULUS2.] A small cul-de-sac in the prostatic portion of the urethra in man; the prostatic vesicle.

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1861.  Sir H. Thompson, Dis. Prostate (ed. 2), 28. The Utricle … is a small sac … opening on the anterior aspect of the verumontanum.

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1888.  Cassell’s Encycl. Dict., s.v., There is a utricle of the male urethra.

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  b.  In the cat: (see quot.).

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1881.  Mivart, Cat, 242. A small, ridge-like prominence, called the verum montanum, in the midst of which is a narrow, slit-like depression, named the utricle.

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