sr Hear it!

sr definition

sr

steradian(s)
Sr1 definition

Sr

  1. Etymology: Port

    Senhor
  2. Senior

  3. Etymology: Sp

    Señor
  4. Sister
Sr2 definition

Sr

strontium

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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