aperture

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ap·er·ture

 (ăp′ər-chər)
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 apertūra, from apertus, past participle of aperīre, to open; see wer- in Indo-European roots.]

ap′er·tur′al adj.

aperture

(ˈæpətʃə)
n
1. a hole, gap, crack, slit, or other opening
2. (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
[C15: from Late Latin apertūra opening, from Latin aperīre to open]

ap•er•ture

(ˈæp ər tʃər)

n.
1. an opening, as a hole, slit, or gap.
2. Also called ap′erture stop`. an opening, usu. circular, that limits the quantity of light that can enter an optical instrument, as the lens of a camera.
[1400–50; late Middle English < Latin apertūra=apert(us), past participle of aperīre to open (see aperient) + -ūra -ure]
ap′er•tured, adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.aperture - a device that controls amount of light admittedaperture - 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 somethingaperture - 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 openingaperture - 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

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.

aperture

noun
An open space allowing passage:
Translations
ثقبثُقْب، فَتْحَهفَتْحَة عَدَسَة الكاميرا
clonadíraotvorštěrbina
åbningaperturblændeåbninghul
aukkoreikä
otvor
lencsenyílás
gat, opljósop
開口部
구멍
diafragmaplyšys
atvērumscaurumssprauga
svetelnosť
öppning
ช่อง
açıklıkaralıkdelikdiyafram açıklığıyarık
lỗ hổng

aperture

[ˈæpətʃjʊəʳ] N
1. (= crack) → rendija f, resquicio m
2. (Phot) → abertura f

aperture

[ˈæpərtʃər] n
(= opening) → orifice m, ouverture f
(PHOTOGRAPHY) [camera] → ouverture f (du diaphragme)

aperture

nÖffnung f; (Phot) → Blende f

aperture

[ˈæpətʃjʊəʳ] nfessura (Phot) → apertura

aperture

(ˈӕpətjuə) noun
1. an opening or hole.
2. (the size of) the opening (eg in a camera) through which light passes.

aperture

ثقب štěrbina åbning Öffnung άνοιγμα apertura, orificio aukko ouverture otvor fessura 開口部 구멍 opening åpning otwór abertura отверстие öppning ช่อง açıklık lỗ hổng 小孔

ap·er·ture

n. apertura, abertura, paso, boquete.
References in periodicals archive ?
Tigres, finalista del torneo Apertura mexicano, es el equipo mas regular en los ultimos doce meses, periodo en el que ha obtenido 63 puntos de 102 posibles.
En cada uno de los montes seleccionados se realizo una division de los mismos en tres niveles de acuerdo al grado de apertura de su dosel arboreo: zonas cerradas del dosel, zonas con apertura parcial del dosel arboreo y zonas que presentaban una clara apertura del dosel arboreo.
Una de las tareas mas empleadas es la de categorizacion de la orientacion de la figura utilizando semicirculos, en la que los participantes deben indicar la direccion de la apertura global o local.
The Mexican Primera Division's Torneo Apertura passed its regular- season midpoint last week, and this much is apparent:
El regreso a la mesa de discusion del tema de la apertura del sector energetico a la inversion privada es una estrategia electoral y de ninguna manera tecnica", afirma, en entrevista con Siempre
Las firmas de abogados Ngo, Migueres & Associes y Doporto, Beltran & Legorreta anunciaron el dia de hoy la apertura de una oficina conjunta en la ciudad de Mexico que permitira la expansion de los servicios legales personalizados para sus clientes locales e internacionales.
La Copa del Torneo Apertura 2010 se quedara en el Norte de Mexico y cualquiera de los dos elencos, Santos o Monterrey, sumara su cuarta estrella en el circuito profesional del futbol de este pais.
Forced to play twice in one day 2,000 miles apart, Guadalajara (and Chivas USA) owner Jorge Vergara decided the first team would battle mighty Barcelona and reserves -- possessing a starter, maybe two -- would take on Toluca in the Mexican Primera Division's Torneo Apertura opener.
Es reprobable la actitud del presidente Vicente Fox, al promover, durante sus viajes al exterior, una apertura del sector energetico mexicano que no ha sido consensada ni discutida y menos analizada a fondo en el pais.
Apertura enables Adobe Photoshop to open one or more smaller portions of most popular image formats including native Scitex CT and LWs.
Veracruz (2-1-0), which posted the worst record in Mexico's Apertura season, edged Morelia 1-0 at Home Depot Center to win Group A in the annual winter tournament that determines Mexico's final two entrants in Copa Libertadores, South America's club championship.
with eight teams battling to join Primera Division Apertura titlist Toluca and Club America, winner of last spring's Clausura, in the South American club championship.