from The American Heritage® Dictionary of the English Language, 4th Edition

  • Sorensen, Soren Peter Lauritz 1868-1939. Danish chemist who devised the pH scale for measuring the acidity or alkalinity of solutions.
  • Sorensen, Theodore Chaikin Born 1928. American writer and public official who served as a special counsel to Presidents John F. Kennedy and Lyndon B. Johnson (1961-1964). Among his works are Decision-Making in the White House (1963) and The Kennedy Legacy (1969).

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. Danish chemist who devised the pH scale (1868-1939)


Sorry, no etymologies found.



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