Defn: An engine, usually an internal-combustion engine of a certain type (the radial type) having several cylinders arranged radially like the spokes of a complete wheel. The semiradial engine has radiating cylinders on only one side of the crank shaft.
RADIALLY
Ra"di*al*ly, adv.
Defn: In a radial manner.
RADIAN
Ra"di*an, n. Etym: [From Radius.] (Math.)
Defn: An arc of a circle which is equal to the radius, or the angle measured by such an arc.
RADIANCE; RADIANCY
Ra"di*ance, Ra"di*an*cy, n.
Defn: The quality of being radiant; brilliancy; effulgence; vivid
brightness; as, the radiance of the sun.
Girt with omnipotence, with radiance crowned. Milton.
What radiancy of glory, What light beyond compare ! Neale.
Syn.
— Luster; brilliancy; splendor; glare; glitter.
RADIANT Ra"di*ant, a. Etym: [L. radians, -antis, p. pr. of radiare to emit rays or beams, fr. radius ray: cf. F. radiant. See Radius, Ray a divergent line.]
1. Emitting or proceeding as from a center; [U.S.] rays; radiating; radiate.