Whorl vs Aperture - What's the difference?
whorl | aperture | Related terms |
A pattern of concentric circles.
(botany) A circle of three or more leaves, flowers, or other organs, about the same part or joint of a stem.
(zoology) A volution, or turn, of the spire of a univalve shell.
(archaic) A flywheel, a weight attached to a spindle, compare 1460.
To form a pattern of concentric circles.
* {{quote-news, year=2008, date=February 12, author=Jennifer Dunning, title=Modern Style, Old-Fashioned Virtues, work=New York Times
, passage=“Waves Against the Sand,” to music by Martinu, which opened the program, filled the stage space with whorling patterns of dancers surging with the gentle but ceaseless momentum of the sea. }}
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.
Whorl is a related term of aperture.
As nouns the difference between whorl and aperture
is that whorl is a pattern of concentric circles while aperture is an opening; an open space; a gap, cleft, or chasm; a passage perforated; a hole; as, an aperture in a wall.As a verb whorl
is to form a pattern of concentric circles.whorl
English
(wikipedia whorl)Noun
(en noun)Verb
(en verb)citation
References
* * *whorl, Glossary of Terms, American Rhododendron Society English terms with homophones
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?.