levorotation

le·vo·ro·ta·tion  (lv-r-tshn)

n.

A counterclockwise rotation, especially of the plane of polarized light.

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levorotation  (lv-r-tshn)

The counterclockwise rotation of the plane of polarization of light (as observed when looking straight into the incoming light) by certain substances, such as crystals, and by certain solutions. Levorotation is caused by a particular arrangement of the atoms in a molecule of the substance. Compare dextrorotation.

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levorotation

rotation toward the left; counterclockwise rotation, a characteristic of the plane of polarization of light. — levorotatory, adj.

See also: Left, Light

Thesaurus

Noun

1.

levorotation - rotation to the left counterclockwise rotation gyration, revolution, rotation - a single complete turn (axial or orbital); "the plane made three rotations before it crashed"; "the revolution of the earth about the sun takes one year" clockwise rotation, dextrorotation - rotation to the right