VS.

Aperture vs. Mouth

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Aperturenoun

An opening, gap, or hole, usually small and narrow

‘an aperture in a wall’;

Mouthnoun

(anatomy) The opening of a creature through which food is ingested.

‘"Open your mouth and say 'aah'," directed the doctor.’;

Aperturenoun

(optics) Something which restricts the diameter of the light path through one plane in an optical system.

Mouthnoun

The end of a river out of which water flows into a sea or other large body of water.

‘The mouth of the river is a good place to go birdwatching in spring and autumn.’;

Aperturenoun

The diameter of the aperture (in the sense above) which restricts the width of the light path through the whole system. For a telescope, this is the diameter of the objective lens.

‘This telescope has a 100cm aperture.’;

Mouthnoun

An outlet, aperture or orifice.

‘The mouth of a cave’;

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Aperturenoun

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.

Mouthnoun

(slang) A loud or overly talkative person.

‘My kid sister is a real mouth; she never shuts up.’;

Aperturenoun

The maximum angle between the two generatrices.

‘If the generatrix makes an angle θ to the axis, then the aperture is 2θ.’;

Mouthnoun

(saddlery) The crosspiece of a bridle bit, which enters the mouth of an animal.

Aperturenoun

The act of opening.

Mouthnoun

(obsolete) A principal speaker; one who utters the common opinion; a mouthpiece.

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Aperturenoun

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.’;

Mouthnoun

(obsolete) Cry; voice.

Aperturenoun

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

Mouthnoun

(obsolete) Speech; language; testimony.

Aperturenoun

a device that controls amount of light admitted

Mouthnoun

(obsolete) A wry face; a grimace; a mow.

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Aperturenoun

a natural opening in something

Mouthverb

(transitive) To speak; to utter.

‘He mouthed his opinions on the subject at the meeting.’;

Aperturenoun

an man-made opening; usually small

Mouthverb

(transitive) To make the actions of speech, without producing sound.

‘The prompter mouthed the words to the actor, who had forgotten them.’;

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.

Mouthverb

(transitive) To utter with a voice that is overly loud or swelling.

Mouthverb

(transitive) To pick up or handle with the lips or mouth, but not chew or swallow.

‘The fish mouthed the lure, but didn't bite.’;

Mouthverb

(obsolete) To take into the mouth; to seize or grind with the mouth or teeth; to chew; to devour.

Mouthverb

(obsolete) To form or cleanse with the mouth; to lick, as a bear licks her cub.

Mouthverb

(obsolete) To make mouths at.

Mouthnoun

The opening through which an animal receives food; the aperture between the jaws or between the lips; also, the cavity, containing the tongue and teeth, between the lips and the pharynx; the buccal cavity.

Mouthnoun

An opening affording entrance or exit; orifice; aperture;

Mouthnoun

The crosspiece of a bridle bit, which enters the mouth of an animal.

Mouthnoun

A principal speaker; one who utters the common opinion; a mouthpiece.

‘Every coffeehouse has some particular statesman belonging to it, who is the mouth of the street where he lives.’;

Mouthnoun

Cry; voice.

Mouthnoun

Speech; language; testimony.

‘That in the mouth of two or three witnesses every word may be established.’;

Mouthnoun

A wry face; a grimace; a mow.

‘Counterfeit sad looks,Make mouths upon me when I turn my back.’; ‘The mouth of them that speak lies shall be stopped.’; ‘Whose mouths must be stopped.’;

Mouthverb

To take into the mouth; to seize or grind with the mouth or teeth; to chew; to devour.

Mouthverb

To utter with a voice affectedly big or swelling; to speak in a strained or unnaturally sonorous manner; as, mouthing platitudes.

‘Mouthing out his hollow oes and aes.’;

Mouthverb

To form or cleanse with the mouth; to lick, as a bear her cub.

Mouthverb

To make mouths at.

Mouthverb

To speak with a full, round, or loud, affected voice; to vociferate; to rant.

‘I'll bellow out for Rome, and for my country,And mouth at Cæsar, till I shake the senate.’;

Mouthverb

To put mouth to mouth; to kiss.

Mouthverb

To make grimaces, esp. in ridicule or contempt.

‘Well I know, when I am gone,How she mouths behind my back.’;

Mouthnoun

the opening through which food is taken in and vocalizations emerge;

‘he stuffed his mouth with candy’;

Mouthnoun

the externally visible part of the oral cavity on the face and the system of organs surrounding the opening;

‘she wiped lipstick from her mouth’;

Mouthnoun

an opening that resembles a mouth (as of a cave or a gorge);

‘he rode into the mouth of the canyon’; ‘they built a fire at the mouth of the cave’;

Mouthnoun

the point where a stream issues into a larger body of water;

‘New York is at the mouth of the Hudson’;

Mouthnoun

a person conceived as a consumer of food;

‘he has four mouths to feed’;

Mouthnoun

a spokesperson (as a lawyer)

Mouthnoun

an impudent or insolent rejoinder;

‘don't give me any of your sass’;

Mouthnoun

the opening of a jar or bottle;

‘the jar had a wide mouth’;

Mouthverb

express in speech;

‘She talks a lot of nonsense’; ‘This depressed patient does not verbalize’;

Mouthverb

articulate silently; form words with the lips only;

‘She mouthed a swear word’;

Mouthverb

touch with the mouth

Mouth

In animal anatomy, the mouth, also known as the oral cavity, buccal cavity, or in Latin cavum oris, is the opening through which many animals take in food and issue vocal sounds. It is also the cavity lying at the upper end of the alimentary canal, bounded on the outside by the lips and inside by the pharynx and containing in higher vertebrates the tongue and teeth.

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