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Aperture vs. Vent — What's the Difference?

Aperture vs. Vent — What's the Difference?

Difference Between Aperture and Vent

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Aperture

In optics, an aperture is a hole or an opening through which light travels. More specifically, the aperture and focal length of an optical system determine the cone angle of a bundle of rays that come to a focus in the image plane.

Vent

Forceful expression or release of pent-up thoughts or feelings
Give vent to one's anger.

Aperture

An opening, such as a hole, gap, or slit.

Vent

An opening permitting the escape of fumes, a liquid, a gas, or steam.

Aperture

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.
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Vent

The small hole at the breech of a gun through which the charge is ignited.

Aperture

The diameter of such an opening, often expressed as an f-number.

Vent

(Zoology) The excretory opening of the digestive tract in animals such as birds, reptiles, amphibians, and fish.

Aperture

The diameter of the objective of a telescope.

Vent

The opening of a volcano in the earth's crust.

Aperture

A small or narrow opening, gap, slit, or hole.
An aperture in a wall
Piriform aperture

Vent

An opening on the ocean floor that emits hot water and dissolved minerals.

Aperture

(optics) A hole which restricts the diameter of the lightpath through one plane in an optical system.

Vent

A slit in a garment, as in the back seam of a jacket.

Aperture

The diameter of such a hole which restricts the width of the lightpath through the whole system. For a telescope, this is the diameter of the objective lens.
Angular aperture
This telescope has a 100 cm aperture.

Vent

To express (one's thoughts or feelings, for example), especially forcefully.

Aperture

The (typically) large-diameter antenna used for receiving and transmitting radio frequency energy containing the data used in communication satellites, especially in the geostationary belt. For a comsat, this is typically a large reflective dish antenna; sometimes called an array.

Vent

To release or discharge (steam, for example) through an opening.

Aperture

The maximum angle between the two generatrices.
If the generatrix makes an angle θ to the axis, then the aperture is 2θ.

Vent

To provide with a vent.

Aperture

The act of opening.

Vent

To vent one's feelings or opinions
Sorry to go on like that, but I just had to vent.

Aperture

An opening; an open space; a gap, cleft, or chasm; a passage perforated; a hole; as, an aperture in a wall.
An aperture between the mountains.
The back aperture of the nostrils.

Vent

To be released or discharged through an opening.

Aperture

The diameter of the exposed part of the object glass of a telescope or other optical instrument; as, a telescope of four-inch aperture.

Vent

To rise to the surface of water to breathe. Used of a marine mammal.

Aperture

A device that controls amount of light admitted

Vent

An opening through which gases, especially air, can pass.
The vent of a cask; the vent of a mould

Aperture

A natural opening in something

Vent

A small aperture.

Aperture

An man-made opening; usually small

Vent

An opening in a volcano from which lava or gas flows.

Vent

A rant; a long session of expressing verbal frustration.

Vent

The excretory opening of lower orders of vertebrates.

Vent

A slit in the seam of a garment.

Vent

The opening at the breech of a firearm, through which fire is communicated to the powder of the charge.

Vent

In steam boilers, a sectional area of the passage for gases divided by the length of the same passage in feet.

Vent

Opportunity of escape or passage from confinement or privacy; outlet.

Vent

Emission; escape; passage to notice or expression; publication; utterance.

Vent

Ventriloquism.

Vent

(obsolete) A baiting place; an inn.

Vent

Clipping of ventilationor ventilator.
I have adjusted the vent settings.

Vent

(intransitive) To allow gases to escape.
The stove vents to the outside.

Vent

(transitive) To allow to escape through a vent.
Exhaust is vented to the outside.

Vent

To express a strong emotion.
He vents his anger violently.
Can we talk? I need to vent.

Vent

To snuff; to breathe or puff out; to snort.

Vent

(transitive) To determine the sex of (a chick) by opening up the anal vent or cloaca.

Vent

To sell; to vend.

Vent

To ventilate; to use a ventilator; to use ventilation.

Vent

Sale; opportunity to sell; market.
There is no vent for any commodity but of wool.

Vent

A baiting place; an inn.

Vent

A small aperture; a hole or passage for air or any fluid to escape; as, the vent of a cask; the vent of a mold; a volcanic vent.
Look, how thy wounds do bleed at many vents.
Long 't was doubtful, both so closely pent,Which first should issue from the narrow vent.

Vent

The anal opening of certain invertebrates and fishes; also, the external cloacal opening of reptiles, birds, amphibians, and many fishes.

Vent

The opening at the breech of a firearm, through which fire is communicated to the powder of the charge; touchhole.

Vent

Fig.: Opportunity of escape or passage from confinement or privacy; outlet.

Vent

Sectional area of the passage for gases divided by the length of the same passage in feet.

Vent

Emission; escape; passage to notice or expression; publication; utterance.
Without the vent of words.
Thou didst make tolerable vent of thy travel.

Vent

To sell; to vend.
Therefore did those nations vent such spice.

Vent

To snuff; to breathe or puff out; to snort.

Vent

To let out at a vent, or small aperture; to give passage or outlet to.

Vent

To suffer to escape from confinement; to let out; to utter; to pour forth; as, to vent passion or complaint.
The queen of heaven did thus her fury vent.

Vent

To utter; to report; to publish.
By mixing somewhat true to vent more lies.
Thou hast framed and vented very curious orations.

Vent

To scent, as a hound.

Vent

To furnish with a vent; to make a vent in; as, to vent. a mold.

Vent

A hole for the escape of gas or air

Vent

External opening of urinary or genital system of a lower vertebrate

Vent

A fissure in the earth's crust (or in the surface of some other planet) through which molten lava and gases erupt

Vent

A slit in a garment (as in the back seam of a jacket)

Vent

Activity that releases or expresses creative energy or emotion;
She had no other outlet for her feelings
He gave vent to his anger

Vent

Give expression or utterance to;
She vented her anger
The graduates gave vent to cheers

Vent

Expose to cool or cold air so as to cool or freshen;
Air the old winter clothes
Air out the smoke-filled rooms

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