Letters that make vent-hole
o, e, l, n, h, t, v are letters that make 'vent-hole'
o, e, l, n, h, t, v are letters that make 'vent-hole'
1 possible definitions for 'vent-hole'
Under this definition, vent-hole is a noun and has the following properties:
'vent-hole' can be a type of hole.
smoke hole is a type of vent-hole.
'vent-hole' can be a part of air passage, air duct, airway.