Exact Match:
- orifice
- an aperture or hole that opens into a bodily cavity; "the orifice into the aorta from the lower left chamber of the heart"
Synonyms:
- aperture,
- broaching,
- cavity,
- chasm,
- check,
- clearing,
- cleft,
- crack,
- disclosure,
- fenestra,
- fistula,
- fontanel,
- foramen,
- gap,
- gape,
- gat,
- gulf,
- hiatus,
- hole,
- hollow,
- inlet,
- interval,
- lacuna,
- laying open,
- leak,
- opening,
- opening up,
- outlet,
- passageway,
- pore,
- slot,
- space,
- split,
- stoma,
- throwing open,
- uncorking,
- unstopping,
- vent,
- yawn