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Radius - Dictionary Definition and Overview |
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Radius : (noun)
1: the length of a line segment between the center and
circumference of a circle or sphere [syn: r]
2: a straight line from the center to the perimeter of a circle
(or from the center to the surface of a sphere)
3: a circular region whose area is indicated by the length of
its radius; "they located it within a radius of 2 miles"
4: the outer and slightly shorter of the two bones of the human
forearm
5: support consisting of a radial member of a wheel joining the
hub to the rim [syn: spoke]
Based on WordNet 2.0
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Radius : \Ra"di*us\, n.; pl. L. Radii; E. Radiuses. [L., a
staff, rod, spoke of a wheel, radius, ray. See Ray a
divergent line.]
1. (Geom.) A right line drawn or extending from the center of
a circle to the periphery; the semidiameter of a circle or
sphere.
2. (Anat.) The preaxial bone of the forearm, or brachium,
corresponding to the tibia of the hind limb. See Illust.
of Artiodactyla.
Note: The radius is on the same side of the limb as the
thumb, or pollex, and in man it so articulated that its
lower end is capable of partial rotation about the
ulna.
3. (Bot.) A ray, or outer floret, of the capitulum of such
plants as the sunflower and the daisy. See Ray, 2.
4. pl. (Zo["o]l.)
(a) The barbs of a perfect feather.
(b) Radiating organs, or color-markings, of the radiates.
5. The movable limb of a sextant or other angular instrument.
--Knight.
Radius bar (Math.), a bar pivoted at one end, about which
it swings, and having its other end attached to a piece
which it causes to move in a circular arc.
Radius of curvature. See under Curvature.
Based on Webster's Revised Unabridged Dictionary
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Radius : Remote Authentication Dial-In User Service (RFC 2865)
Based on Virtual Entity of Relevant Acronyms (Version 1.9, June 2002) [Acronyms_Dictionary]:
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Radius : Radius: In ulna ).
The word "radius" comes unchanged from the Latin meaning a spoke in a wheel which this bone was thought to resemble. The word " radiation " is derived from the same Latin word -- "radius."
Based on Virtual Entity of Relevant Acronyms (Version 1.9, June 2002) [Acronyms_Dictionary]:
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Example Usage of Radius |
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jxtpsd: @dooce it's now 12-24 inches. GASP. naturally i bought all of the milk and eggs in every single grocery store within a 100 mi Radius. |
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Nachtvluchten: Nachtvluchten live is begonnen! Nora voelt Alexandra Radius en Han Ebbelaar aan de tand. Hond Bas is ook van de partij :) |
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ShesNeekyBaby: it's dangeroussss out here in these streets!! I saw 5 accidents from outback to my house within a 2 mile Radius. |
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