APERTURE

Pronunciation (US):

• APERTURE (noun)
  The noun APERTURE has 3 senses:

1. a device that controls amount of light admitted
2. a natural opening in something
3. an man-made opening; usually small

  Familiarity information: APERTURE used as a noun is uncommon.

• APERTURE (noun)

Meaning:

A device that controls amount of light admitted

Classified under:

Nouns denoting man-made objects

Hypernyms ("aperture" is a kind of...):

regulator (any of various controls or devices for regulating or controlling fluid flow, pressure, temperature, etc.)

Holonyms ("aperture" is a part of...):

camera; photographic camera (equipment for taking photographs (usually consisting of a lightproof box with a lens at one end and light-sensitive film at the other))

scope; telescope (a magnifier of images of distant objects)

Meaning:

A natural opening in something

Classified under:

Nouns denoting natural objects (not man-made)

Hypernyms ("aperture" is a kind of...):

hole (an opening into or through something)

Hyponyms (each of the following is a kind of "aperture"):

pupil (contractile aperture in the iris of the eye)

micropyle (minute opening in the wall of an ovule through which the pollen tube enters)

pore; stoma; stomate (a minute epidermal pore in a leaf or stem through which gases and water vapor can pass)

Holonyms ("aperture" is a part of...):

eye; oculus; optic (the organ of sight)

Meaning:

An man-made opening; usually small

Classified under:

Nouns denoting man-made objects

Hypernyms ("aperture" is a kind of...):

opening (a vacant or unobstructed space that is man-made)

Hyponyms (each of the following is a kind of "aperture"):

embouchure; mouthpiece (the aperture of a wind instrument into which the player blows directly)

mouthpiece (a part that goes over or into the mouth of a person)