Definition of Radius. Meaning of Radius. Synonyms of Radius
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Definition of Radius
RadiusRadius Ra"di*us, n.; pl. L. Radii; E. Radiuses. [L., a
staff, rod, spoke of a wheel, radius, ray. See Ray a
1. (Geom.) A right line drawn or extending from the center of
a circle to the periphery; the semidiameter of a circle or
2. (Anat.) The preaxial bone of the forearm, or brachium,
corresponding to the tibia of the hind limb. See Illust.
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
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.
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.
Meaning of Radius from wikipedia
- In classical
geometry, a radius
) of a circle
is any of the line segments
from its center
to its perimeter, and in more...
- Remote Authentication
Dial-In User Service
) is a networking protocol
that provides centralized
authentication, authorization, and accounting
- The radius
bone (pl.: radii
) is one of the two large bones
of the forearm, the other being
the ulna. It extends
from the lateral...
- the radius ranges
from a maximum
6,378 km (3,963 mi) (equatorial radius
a) to a minimum
6,357 km (3,950 mi) (polar radius
- Solar radius
is a unit of distance
used to express
the size of stars
in astronomy relative
to the Sun. The solar radius
is usually defined
as the radius
or the gravitational radius
is a physical parameter
in the Schwarzschild solution
to Einstein's field equations
to the radius
- of atomic radius
. Four widely
of atomic radius
are: Van der Waals radius
, ionic radius
, metallic radius
and covalent radius
- A radius
gauge, also known
as a fillet
gauge, is a tool used to measure
of an object. Radius gauges require
a bright light behind
- Group) Radius
– dormant; folded
into Lantern Entertainment Dimension Films
– defunct; now as an in-name-only unit subsidiary Radius
(stylized as RADiUS
- Bend radius
to the inside
curvature, is the minimum radius
one can bend a pipe, tube, sheet, cable
or hose without kinking
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