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Webster’s Dictionary (1828)



36,747 words match “RA”

RADIANT a. 8 definitions
Emitting or proceeding as from a center; [U.S.] rays; radiating; radiate.
RADIANT ENGINE n.
A semiradial engine. See Radial engine, above.
RADIANTLY adv.
In a radiant manner; with glittering splendor.
RADIARY n.
A radiate. [Obs.]
RADIATA n.
An extensive artificial group of invertebrates, having all the parts arranged radially around the vertical axis of the body, and the various organs repeated symmetrically in each ray or spheromere.
RADIATE v. 8 definitions
To emit rays; to be radiant; to shine. Virtues shine more clear In them [kings], and radiant like the sun at noon. Howell.
RADIATE-VEINED a.
Having the principal veins radiating, or diverging, from the apex of the petiole; -- said of such leaves as those of the grapevine, most maples, and the castor-oil plant.
RADIATED a. 3 definitions
Emitted, or sent forth, in rays or direct lines; as, radiated heat.
RADIATELY adv.
In a radiate manner; with radiation or divergence from a center.
RADIATIFORM a.
Having the marginal florets enlarged and radiating but not ligulate, as in the capitula or heads of the cornflower, Gray.
RADIATION n. 2 definitions
The act of radiating, or the state of being radiated; emission and diffusion of rays of light; beamy brightness.
RADIATIVE a.
Capable of radiating; acting by radiation. Tyndall.
RADIATOR n.
That which radiates or emits rays, whether of light or heat; especially, that part of a heating apparatus from which the heat is radiated or diffused; as, a stream radiator.
RADICAL a. 13 definitions
e principles, or the like: original; fundamental; thorough-going; unsparing; extreme; as, radical evils; radical reform; a radical party. The most determined exertions of that authority, against them, only showed their radical independence. Burke.
RADICALISM n.
The quality or state of being radical; specifically, the doctrines or principles of radicals in politics or social reform. Radicalism means root work; the uprooting of all falsehoods and abuses. F. W. Robertson.
RADICALITY n. 2 definitions
Radicalness; relation to root in essential to a root in essential nature or principle.
RADICALLY adv. 2 definitions
In a radical manner; at, or from, the origin or root; fundamentally; as, a scheme or system radically wrong or defective.
RADICALNESS n.
Quality or state of being radical.
RADICANT a.
Taking root on, or above, the ground; rooting from the stem, as the trumpet creeper and the ivy.
RADICATE a. 3 definitions
Radicated.
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