Search Result for "external_orifice":
Wordnet 3.0

NOUN (1)

1. the orifice through which urine is discharged;
[syn: urethral orifice, external orifice]



WordNet (r) 3.0 (2006):

external orifice
    n 1: the orifice through which urine is discharged [syn:
         urethral orifice, external orifice]