About The Word Aperture

Bay Area Crosswords

Learn about the word Aperture to help solve your crossword puzzle. Discover Aperture definitions and meaning, origins, synonyms, related terms and more at the free Crossword Dictionary.

Aperture

Aperture Meaning & Definition
Aperture Definition And Meaning

What's The Definition Of Aperture?

[n] an opening; usually small
[n] a device that controls amount of light admitted
[n] an opening in something

Synonyms | Synonyms for Aperture:

Related Terms | Find terms related to Aperture: access | aisle | alley | ambulatory | arcade | artery | avenue | bore | breach | break | broaching | cavity | channel | chasm | check | chink | clearing | cleft | cloister | colonnade | communication | conduit | connection | corridor | covered way | crack | crevice | cut | defile | disclosure | discontinuity | exit | fenestra | ferry | fissure | fistula | fontanel | foramen | ford | gallery | gap | gape | gash | gat | gulf | hiatus | hole | hollow | inlet | interchange | intersection | interstice | interval | junction | lacuna | lane | laying open | leak | opening | opening up | orifice | outlet | overpass | pass | passage | passageway | perforation | pinhole | pore | portico | prick | puncture | railroad tunnel | rupture | slash | slit | slot | space | split | stoma | throwing open | traject | trajet | tunnel | uncorking | underpass | unstopping | vent | yawn

See Also | camera | embouchure | hole | micropyle | mouthpiece | opening | photographic camera | pore | pupil | regulator | scope | stoma | telescope

Aperture In Webster's Dictionary

\Ap"er*ture\ (?; 135), n. [L. apertura, fr. aperire. See {Aperient}.] 1. The act of opening. [Obs.] 2. 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. --Gilpin. The back aperture of the nostrils. --Owen. 3. (Opt.) The diameter of the exposed part of the object glass of a telescope or other optical instrument; as, a telescope of four-inch aperture. Note: 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[deg] aperture.

More Crossword Puzzle Words

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

Cross Word Of The Day

  • Untactful ‐ lacking or showing a lack of what is fitting and considerate…
  • Three-fourths ‐ three of four equal parts; "three-fourths…
  • Triclinic ‐ (crystallography) having three unequal crystal axes intersecting…
  • Hydrolith ‐ a salt-like binary compound (CaH2) used as a reducing agent and…
  • Whip snake ‐ any of several fast-moving North American snakes with long whiplike…
  • Good(p) ‐ feeling healthy and free of aches and pains; "I…
  • Tic ‐ a local and habitual twitching especially…
  • Field line ‐ an imaginary line in a field of force; direction of the line…
  • Impale ‐ pierce with a sharp stake or point; "impale a shrimp on a skewer"…
  • Charles louis de secondat ‐ French political philosopher who advocated the separation of…