Aperture vs Hatch - What's the difference?
aperture | hatch |
An opening; an open space; a gap, cleft, or chasm; a passage perforated; a hole; as, an aperture in a wall.
* Gilpin
* Owen
(optics) Something which restricts the diameter of the light path through one plane in an optical system.
(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. e.g. a telescope may have a 100 cm aperture.
(spaceflight, communications) 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 .
(mathematics, rare, of a right circular cone) The maximum angle between the two generatrices.
A horizontal door in a floor or ceiling.
A trapdoor.
An opening in a wall at window height for the purpose of serving food or other items. A .
A small door in large mechanical structures and vehicles such as aircraft and spacecraft often provided for access for maintenance.
An opening through the deck of a ship or submarine.
(slang) A gullet.
A frame or weir in a river, for catching fish.
A floodgate; a sluice gate.
(Scotland) A bedstead.
(mining) An opening into, or in search of, a mine.
To close with a hatch or hatches.
* Shakespeare
(of young animals) To emerge from an egg.
(of eggs) To break open when a young animal emerges from it.
To incubate eggs; to cause to hatch.
To devise.
The act of hatching.
Development; disclosure; discovery.
(poultry) A group of birds that emerged from eggs at a specified time.
The phenomenon, lasting 1-2 days, of large clouds of mayflies appearing in one location to mate, having reached maturity.
* Edward R. Hewitt, quoted in 1947', Charles K. Fox, ''Redistribution of the Green Drake'', '''1997 , Norm Shires, Jim Gilford (editors), ''Limestone Legends ,
* 2004 , Ed Engle, Fishing Small Flies ,
* 2007 , John Shewey, On the Fly Guide to the Northwest ,
(informal) A birth, the birth records (in the newspaper) — compare the phrase "hatched, matched, and dispatched."
To shade an area of (a drawing, diagram, etc.) with fine parallel lines, or with lines which cross each other (cross-hatch).
* Dryden
* Chapman
(obsolete) To cross; to spot; to stain; to steep.
* Beaumont and Fletcher
As nouns the difference between aperture and hatch
is that aperture is an opening; an open space; a gap, cleft, or chasm; a passage perforated; a hole; as, an aperture in a wall while hatch is a horizontal door in a floor or ceiling.As a verb hatch is
to close with a hatch or hatches.As a proper noun Hatch is
{{surname|lang=en}.aperture
English
Noun
(en noun)- an aperture between the mountains
- the back aperture of the nostrils
- 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
* aperture priorityExternal links
* * ----hatch
English
Etymology 1
(etyl) hache, from (etyl) ‘hedge’. More at hedge.Noun
(es)- The cook passed the dishes through the serving hatch .
- (Ainsworth)
- (Sir Walter Scott)
Derived terms
* down the hatch * hatchwiseVerb
- 'Twere not amiss to keep our door hatched .
Etymology 2
From (etyl) hacchen ‘to propagate’, cognate with German hecken ‘to breed, spawn’, Danish ; akin to Latvian kakale ‘penis’.Wolfgang Pfeifer, ed., Etymologisches Wörterbuch des Deutschen , s.v. “hecken” (Munich: Deutscher Taschenbucher Vertrag, 2005).Verb
(es)- to hatch''' a plan or a plot; to '''hatch mischief or heresy
Derived terms
* hatchlingReferences
Noun
(head)- (Shakespeare)
- These pullets are from an April hatch .
page 104,
- The Willowemoc above Livington Manor had the largest mayfly hatch I ever knew about fifty years ago.
page 118,
- The major application of the parachute is for mayfly hatches', but it's also useful for midge ' hatches .
page 70,
- Many years the mayfly hatch' begins by the time the lake opens in April. Otherwise, expect strong '''hatches''' by mid-May. The ' hatches continue through midsummer.
Etymology 3
From (etyl)Verb
(es)- Those hatching strokes of the pencil.
- Shall win this sword, silvered and hatched .
- His weapon hatched in blood.