Definition of Apertures. Meaning of Apertures. Synonyms of Apertures
Here you will find one or more explanations in English for the word Apertures. Also in the bottom left of the page several parts of wikipedia pages related to the word Apertures and, of course, Apertures synonyms and on the right images related to the word Apertures.
Definition of Apertures
ApertureAperture Ap"er*ture (?; 135), n. [L. apertura, fr. aperire.
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.
Meaning of Apertures from wikipedia
are called apertures
, even when they are not the aperture
stop of the system. The word aperture
is also used in other contexts
of the human
also has a single median aperture
. The two lateral apertures provide
for cerebrospinal fluid
to flow from the...
- numerical apertures collect
and will generally provide
image, but will provide shallower depth
of field. Numerical aperture
space) via three
openings: the single median aperture
and the two lateral apertures
. It is ultimately reabsorbed
into the venous system
priority, often abbreviated
A or Av (for aperture
value) on a camera
mode dial, is a setting
on some cameras
the user to set a specific...
- can p**** through. Aperture
may also refer
to: In anatomy, a number
in the human
body: Apertura nasalis posterior Apertura pelvis
- The pelvic inlet
or superior aperture
of the pelvis
is a planar surface which defines
the boundary between
the pelvic cavity
and the abdominal cavity
is very irregular; the space enclosed
by it is named
the inferior aperture
outlet. It is an important component
of pelvimetry. It has the...
(hence "ghost"), to target aperture sights
that use large disks
or other occluders
with pinhole-sized apertures
. In general, the thicker
- Eudicots, usually
have three apertures
that run from the proximal
side of the pollen grain
to the distal
side: this apertures
colpi, and the pollen...
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