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aperture
(redirected from Apertures)

   Also found in: Medical, Encyclopedia, Wikipedia, Hutchinson 0.04 sec.
ap·er·ture  (pr-chr)
n.
1. An opening, such as a hole, gap, or slit.
2.
a. A usually adjustable opening in an optical instrument, such as a camera or telescope, that limits the amount of light passing through a lens or onto a mirror.
b. The diameter of such an opening, often expressed as an f-number.
c. The diameter of the objective of a telescope.

[Middle English, from Latin apertra, from apertus, past participle of aperre, to open; see wer-4 in Indo-European roots.]

aper·tural adj.

aperture
Noun
1. a hole or opening
2. an opening in a camera or telescope that controls the amount of light entering it [Latin aperire to open]
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.apertureaperture - a device that controls amount of light admitted
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)
regulator - any of various controls or devices for regulating or controlling fluid flow, pressure, temperature, etc.
telescope, scope - a magnifier of images of distant objects
2.aperture - a natural opening in something
eye, oculus, optic - the organ of sight
pupil - the contractile aperture in the center of the iris of the eye; resembles a large black dot
hole - an opening into or through something
micropyle - minute opening in the wall of an ovule through which the pollen tube enters
stoma, stomate, pore - a minute epidermal pore in a leaf or stem through which gases and water vapor can pass
3.apertureaperture - an man-made opening; usually small  
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; "the mouthpiece of a respirator"
opening - a vacant or unobstructed space that is man-made; "they left a small opening for the cat at the bottom of the door"

aperture
Translations

aperture [ˈæpətʃjuəʳ] nrendija, resquicio;
(PHOT) → abertura
aperture [ˈæpətʃjuəʳ] norifice m, ouverture f;
(Phot) → ouverture (du diaphragme)
aperture [ˈæpətʃjuəʳ] nÖffnung f;
(Phot) → Blende f
aperture [ˈæpətʃjuəʳ] napertura

aperture
n aperture [ˈӕpətjuə]
1 an opening or hole. gaatjieثُقْب، فَتْحَهотворotvor, díraåbning; huldie Öffnungάνοιγμα, τρύπαaberturaavaروزنهaukkoouvertureפֶּתָחछेदotvorréscelah, lobanggat, opapertura開き口구멍plyšyscaurums; spraugalubangopeningåpning, hullotwóraberturadeschizăturăотверстиеotvorodprtinaotvoröppning, glugg, hålช่องdelikотвір; щілинаسوراخ ، شگافlỗ hổng
2 (the size of) the opening (eg in a camera) through which light passes. apertuurفَتْحَة عَدَسَة الكاميراцепнатинаclonablændeåbning; aperturdie Blendeάνοιγμαaberturaavaدیافراگمaukkoouvertureמִפְתָחछिद्रotvorlencsenyílás, rekeszbukaan lubang lensaljósopaperturaしぼり(렌즈의) 구경diafragmaatvērumsbukaanlensopeningblender(åpning)przysłonaaberturadeschizăturăапертураsvetelnosťzaslonkablendabländare, bländaröppningช่องรับแสงdiyafram açıklığı, aralık, yarık孔徑апертураروشنی کا راستہlỗ ống kính

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