CYCLOIDIAN
Cy*cloid"i*an (s-kloid"-an), a. & n. (Zoöl.)
Defn: Same as 2d and 3d Cycloid.
CYCLOMETER
Cy*clom"e*ter (s-klm"-tr), n. Etym: [Cyclo- + -meter.]
Defn: A contrivance for recording the revolutions of a wheel, as of a bicycle.
CYCLOMETRY
Cy*clom"e*try (-tr), n. Etym: [Cyclo- + -metry: cf. F. cyclom.]
(Geom.)
Defn: The art of measuring circles.
CYCLONE
Cy"clone (s"kln), n. Etym: [Gr. (Meteor.)
Defn: A violent storm, often of vast extent, characterized by high winds rotating about a calm center of low atmospheric pressure. This center moves onward, often with a velocity of twenty or thirty miles an hour.
Note: The atmospheric disturbance usually accompanying a cyclone, marked by an onward moving area of high pressure, is called an anticyclone.
CYCLONE CELLAR; CYCLONE PIT
Cyclone cellar or pit .