orifice

US /ˈɔːr.ə.fɪs/
UK /ˈɔːr.ə.fɪs/
"orifice" picture
1.

orificio, abertura

a mouth or aperture, as of a tube or pipe, or of a cavity in the body

:
The surgeon carefully examined the small orifice.
El cirujano examinó cuidadosamente el pequeño orificio.
Water flowed out of the narrow orifice.
El agua fluyó por el estrecho orificio.