Cath"e*ter (?), n. [L., fr. Gr. a thing let down or put in, catheter, fr. to send down, to let down; + to send.] Med.

The name of various instruments for passing along mucous canals, esp. applied to a tubular instrument to be introduced into the bladder through the urethra to draw off the urine.

Eustachian catheter. See under Eustachian. -- Prostatic catheter, one adapted for passing an enlarged prostate.


© Webster 1913.

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