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leavitt, henrietta swan

leavitt, henrietta swan in Science
Leavitt
  (lē'vĭt)   
American astronomer who discovered four novae and over 2,400 variable stars. She also developed a mathematical formula used to measure intergalactic distances.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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