optical rotation

(redirected from Optically active compound)
Also found in: Dictionary, Encyclopedia.
Related to Optically active compound: Optically Active Substance

rotation

(ro-ta'shon) [L. rotatio, a turning]
The process of turning on an axis.

external rotation

Restitution (3). See: Cardinal Movements at Birth - step 7

fetal rotation

Twisting of the fetal head as it follows the curves of the birth canal downward.

injection site rotation

Administration of parenteral medications such as insulin into a different part of the body each day to avoid local tissue trauma, atrophy, or lipodystrophies.

Patient care

Subcutaneous injections of insulin are typically rotated around the abdomen from the right upper quadrant, to the midepigastrium, left upper quadrant, left lower quadrant, hypogastrium, and right lower quadrant before returning to the right upper quadrant. A similar technique is used with low-molecular-weight heparins, colony-stimulating factors, and other drugs.

optical rotation

See: optical activity

tooth rotation

The repositioning of a tooth by turning it on its long axis to a more normal occlusal position.

optical rotation (pˑ·t·kl rō·tāˑ·shn),

n the angle by which plane-polarized light rotates when it passes through a substance that exhibits optical activity. This is a distinguishable quality of a particular compound. See also optical activity.
References in periodicals archive ?
Optically Active Compounds are the most heavily invested and researched aspect of pharmaceutical product development.

Full browser ?