collateral

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collateral

 [kŏ-lat´er-al]
1. secondary or accessory; not direct or immediate.
2. a small side branch, as of a blood vessel or nerve.

col·lat·er·al

(ko-lat'er-ăl),
1. Indirect, subsidiary, or accessory to the main thing; side by side.
2. A side branch or network of branches of a nerve axon or blood vessel.

collateral

adjective Referring to that which occurs in addition to a desired effect; is located adjacent to or on the radius of a circle; secondary; accessory.
 
Anatomy
noun A small blood vessel or nerve that supplies or innervates a particular region.
 
Chinese medicine
noun An energy channel subsidiary to a meridian, which contains acupressure points or acupoints.

collateral

adjective Referring to that which occurs in addition to a desired effect, is located adjacent to, or on the radius of a circle, secondary, or accessory. See Collateral damage.

col·lat·er·al

(kŏ-lat'ĕr-ăl)
1. Indirect, subsidiary, or accessory to the main thing; side by side.
2. A side branch of a nerve axon or blood vessel.

collateral

a minor side branch of a blood vessel or nerve.