aperture

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.

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

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aper·tural adj.

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aperture [ˈæpətʃə]

n

1. a hole, gap, crack, slit, or other opening

2. (Physics / General Physics) Physics

a.  a usually circular and often variable opening in an optical instrument or device that controls the quantity of radiation entering or leaving it

b.  the diameter of such an opening See also relative aperture

[from Late Latin apertūra opening, from Latin aperīre to open]

Thesaurus

Noun	1.	aperture - 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.	aperture - 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"

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aperture

noun opening, space, hole, crack, gap, rent, passage, breach, slot, vent, rift, slit, cleft, eye, chink, fissure, orifice, perforation, eyelet, interstice Through the aperture he could see daylight.

Translations

aperture [ˈæpətʃjʊəʳ] N

1. (= crack) → rendija f, resquicio m

2. (Phot) → abertura f

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aperture [ˈæpə^rtʃə^r] n

(= opening) → orifice m, ouverture f

(PHOTOGRAPHY) [camera] → ouverture f (du diaphragme)

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aperture

n → Öffnung f; (Phot) → Blende f

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aperture [ˈæpətʃjʊəʳ] n → fessura (Phot) → apertura

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aperture

n aperture [ˈӕpətjuə]

1 an opening or hole. gaatjie ثُقْب، فَتْحَه отвор otvor, díra åbning; hul die Öffnung άνοιγμα, τρύπα abertura ava روزنه reikä ouverture פֶּתָח छेद otvor rés celah, lobang gat, op apertura 開き口 구멍 plyšys caurums; sprauga lubang opening åpning, hull otwór abertura deschizătură отверстие otvor odprtina otvor öppning, glugg, hål ช่อง delik 開孔 отвір; щілина سوراخ ، شگاف lỗ hổng 孔

2 (the size of) the opening (eg in a camera) through which light passes. apertuur فَتْحَة عَدَسَة الكاميرا цепнатина clona blændeåbning; apertur die Blende άνοιγμα abertura ava دیافراگم aukko ouverture מִפְתָח छिद्र otvor lencsenyílás, rekesz bukaan lubang lensa ljósop apertura しぼり (렌즈의) 구경 diafragma atvērums bukaan lensopening blender(åpning) przysłona abertura deschizătură апертура svetelnosť zaslonka blenda bländare, bländaröppning ช่องรับแสง diyafram açıklığı, aralık, yarık 孔徑，(相機的)光圈 апертура روشنی کا راستہ lỗ ống kính 孔径

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aperture → ثقب otvor åbning Öffnung άνοιγμα apertura aukko ouverture otvor apertura 開口部 구멍 opening åpning otwór abertura отверстие öppning ช่อง açıklık lỗ hổng 光圈