constrictor Hear it!

constrictor definition

con·stric·tor (-strik′tər)

noun

something that constricts; specif.,
  1. a muscle that contracts a cavity or opening, or compresses an organ
  2. a snake that kills by coiling around its prey and squeezing, thereby making breathing impossible

Etymology: ModL

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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