aperture 3
noundomain: artefact
Princeton WordNet [ver.3.1]
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EnglishDefinition
an man-made opening; usually small
Hypernym
opening 10
noun
a vacant or unobstructed space that is man-made
EnglishHyponym
mouthpiece 6
noun
the aperture of a wind instrument into which the player blows directly
mouthpiece 1
noun
a part that goes over or into the mouth of a person
