different between eye vs aperture

English

Pronunciation

• enPR: ?, IPA^(key): /a?/
• Rhymes: -a?
• Homophones: ay, aye, I

Etymology 1

From Middle English eye, eie, yë, eighe, eyghe, y?e, ey?e, from Old English ?age (“eye”), from Proto-West Germanic *aug?, from Proto-Germanic *augô (“eye”) (compare Scots ee, West Frisian each, Dutch oog, German Auge, Norwegian Bokmål øye, Norwegian Nynorsk auga, Swedish öga), from Proto-Indo-European *h?ok?-, *h?ek?- (“eye; to see”).

See also Latin oculus (whence English oculus), Lithuanian akìs, Old Church Slavonic ??? (oko), Albanian sy, Ancient Greek ???????? (ophthalmós, “eye”), Armenian ??? (akn), Avestan ????????????? (aši, “eyes”), Sanskrit ????? (ák?i). Related to ogle.

The uncommon plural form eyen is from Middle English eyen, from Old English ?agan, nominative and accusative plural of Old English ?age (“eye”).

Noun

eye (plural eyes or (obsolete or dialectal) eyen)

1. An organ through which animals see (perceive surroundings via light).

   Synonyms: see Thesaurus:eye

   Hyponym: ocellus

2. The visual sense.

3. The iris of the eye, being of a specified colour.

4. Attention, notice.
5. The ability to notice what others might miss.

   Synonym: perceptiveness
6. A meaningful stare or look.

7. A private eye: a privately hired detective or investigator.
8. A hole at the blunt end of a needle through which thread is passed.
9. The oval hole of an axehead through which the axehandle is fitted.
10. A fitting consisting of a loop of metal or other material, suitable for receiving a hook or the passage of a cord or line.

    Synonym: eyelet

11. The relatively clear and calm center of a hurricane or other cyclonic storm.
12. A mark on an animal, such as a peacock or butterfly, resembling a human eye.
13. The dark spot on a black-eyed pea.
14. A reproductive bud in a potato.
15. (informal) The dark brown center of a black-eyed Susan flower.
16. A loop forming part of anything, or a hole through anything, to receive a rope, hook, pin, shaft, etc. — e.g. at the end of a tie bar in a bridge truss; through a crank; at the end of a rope; or through a millstone.
17. That which resembles the eye in relative importance or beauty.
18. Tinge; shade of colour.
    • 1664, Robert Boyle, Experiments and Considerations Touching Colours

      Red with an eye of blue makes a purple.

19. One of the holes in certain kinds of cheese.
20. (architecture) The circle in the centre of a volute.
21. (typography) The enclosed counter (negative space) of the small letter e.
22. (game of Go) An empty point or group of points surrounded by one player's stones.
23. (usually in the plural) View or opinion.

Derived terms

Descendants

• Sranan Tongo: ai

Translations

See eye/translations § Noun.

See also

• tapetum lucidum

References

• Eye (disambiguation) on Wikipedia.Wikipedia
• eye on Wikipedia.Wikipedia

Verb

eye (third-person singular simple present eyes, present participle eyeing or eying, simple past and past participle eyed)

1. (transitive) To carefully or appraisingly observe (someone or something).

   After eyeing the document for half an hour, she decided not to sign it.

   They went out and eyed the new car one last time before deciding.

   • 1859, Fraser's Magazine (volume 60, page 671)

     Each downcast monk in silence takes / His place a newmade grave around, / Each one his brother sadly eying.

   Synonym: gaze (poetic)

2. (intransitive, obsolete) To appear; to look.

Derived terms

• eye up
• ineye

Translations

Etymology 2

Probably from rebracketing of a nye as an eye.

Noun

eye (plural eyes)

1. A brood.

   an eye of pheasants

Anagrams

• Yee, yee

Middle English

Etymology 1

From Old English e?e, from Proto-West Germanic *agi, from Proto-Germanic *agaz, from Proto-Indo-European *h?ég?os. Doublet of awe.

Alternative forms

• eie, e?e, e??e, ey?e, ei?e

Pronunciation

• (Early ME) IPA^(key): /?ej?/
• IPA^(key): /??i?(?)/
• Rhymes: -?i?(?)

Noun

eye (uncountable)

1. awe, reverence, worshipfulness
2. horror, panic
3. that which creates reverence; the exercise of power
4. that which incites awe
5. that which incites terror

Related terms

• eifulle (rare)
• eiliche (rare)

Descendants

• English: ey (obsolete)

References

• “eie, n.(2).”, in MED Online, Ann Arbor, Mich.: University of Michigan, 2007, retrieved 2018-04-11.

Etymology 2

Noun

eye

1. Alternative form of eie

Tatar

Adverb

eye

1. very, of course, emphatic adverb

Tetelcingo Nahuatl

Interjection

eye

1. hey!

References

• Brewer, Forrest; Brewer, Jean G. (1962) Vocabulario mexicano de Tetelcingo, Morelos: Castellano-mexicano, mexicano-castellano (Serie de vocabularios indígenas Mariano Silva y Aceves; 8)?^[5] (in Spanish), México, D.F.: El Instituto Lingüístico de Verano en coordinación con la Secretaría de Educación Pública a través de la Dirección General de Internados de Enseñanza Primaria y Educación Indígena, published 1971, page 126

Tocharian B

Noun

eye ?

1. sheep

Umbundu

Pronoun

eye

1. (third-person singular pronoun)

See also

English

Etymology

Borrowed from Latin apert?ra (“opening”), from apertus, past participle of aper?re (“to open, uncover”), opposed to oper?re (“to close, cover”). See aperient. Doublet of overture.

Pronunciation

• (Received Pronunciation) IPA^(key): /?æp.?.t??(?)/, /?æp.?.tj??(?)/
• (US) IPA^(key): /?æp.?.t??/
• Hyphenation: ap?er?ture

Noun

aperture (plural apertures)

1. A small or narrow opening, gap, slit, or hole.
   • 1860, Samuel Hannaford, Sea and River-side Rambles in Victoria Chapter 7

     In the centre of the fleshy membrane is an aperture leading into a deep cavity, at the bottom of which is placed a prominent piston that may be retracted by muscular fibres provided for the purpose.
2. (optics) Something which restricts the diameter of the light path through one plane in an optical system.
3. (astronomy, photography) 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.

4. (spaceflight, communication) 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.
5. (mathematics, rare, of a right circular cone) The maximum angle between the two generatrices.

   If the generatrix makes an angle ? to the axis, then the aperture is 2?.

Usage notes

The aperture of microscopes is often expressed in degrees, called also the angular aperture, which signifies the angular breadth of the pencil of light which the instrument transmits from the object or point viewed; as, a microscope of 100° aperture.

Derived terms

Related terms

Translations

Further reading

• aperture in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.
• aperture in The Century Dictionary, New York, N.Y.: The Century Co., 1911.

French

Etymology

Borrowed from Latin apert?ra (“opening”). Doublet of ouverture.

Pronunciation

• IPA^(key): /a.p??.ty?/

Noun

aperture f (uncountable)

1. (phonetics, phonology) opening, openness, aperture

Related terms

• apéritif
• ouvrir

Further reading

• “aperture” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).

Italian

Pronunciation

• Rhymes: -ure

Noun

aperture f

1. plural of apertura

Anagrams

• reputare
• reputerà

Latin

Participle

apert?re

1. vocative masculine singular of apert?rus

Spanish

Verb

aperture

1. First-person singular (yo) present subjunctive form of aperturar.
2. Formal second-person singular (usted) present subjunctive form of aperturar.
3. Third-person singular (él, ella, also used with usted^?) present subjunctive form of aperturar.
4. Formal second-person singular (usted) imperative form of aperturar.