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Circular motion in a direction contrary to some other circular motion.

A genus of leguminous plants; rattlebox.

Resembling, or pertaining to, the Crotalidae, or Rattlesnake family.

A Turkish musical instrument.

A kind of castanet used by the Corybantes.

A genus of poisonous serpents, including the rattlesnakes.

The temple or temporal fossa. Also used adjectively.

Pertaining to the temple; temporal.

See Dextrotatory.

esp., turning the plane of polarization of luminous rays toward the right hand; as, dextrorotatory crystals, sugars, etc. Cf. Levorotatory.

Dicrotic.

Having wheels of the same size or diameter; having equal rotation. [R.]

Relating to, or characterized by, heterotaxy.

Variation in arrangement from that existing in a normal form; heterogenous arrangement or structure, as, in botany, the deviation in position of the organs of a plant, from the ordinary or typical arrangement.

Not rotatory; passing from one point to another by a movement other than rotation; -- said of the movement of parts of a liquid or yielding mass. Sir W. Thomson.

Same as Levorotatory. Cf. Dextrorotatory.

Rotation in the direction of an outgoing right-handed screw; counter-clockwise rotation; -- applied chiefly to the turning of the plane of polarization of light.

Turning or rotating the plane of polarization towards the left; levogyrate, as levulose, left handed quartz crystals, etc. [Written also lævorotatory.]

A tasimeter, especially when arranged for measuring very small extensions. See Tasimeter.

Giving a previous narrative or explanation, as of the plot or personages of a play; introductory. = 32,500 yrs.) Also called brevium, Uranium X2 and UX2.