Synset
a narrow elongated opening or fissure between two symmetrical parts
<noun.body>
semantic pointers
hypernym
hyponym
mouth, oral cavity, oral fissure, rima oris
pudendal cleft, urogenital cleft, rima pudendi, rima vulvae, pudendal cleavage, pudendal slit, vulvar slit
rima glottidis, rima vocalis, true glottis, glottis vera
rima vestibuli, rima respiratoria, false glottis, glottis spuria