ς

Medical Dictionary

ς

  1. The Greek letter sigma. Entries beginning with this character are alphabetized under sigma.

  2. The symbol for reflection coefficient.

  3. The symbol for standard deviation.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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