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Meaning of hypereutectoid

hy•per•eu•tec•toid

Pronunciation: (hī"pur-yoo-tek'toid), [key]
— adj. Metall.
  1. (of an alloy) having more of the alloying element than the eutectoid composition.
  2. (of steel) having more carbon than the 0.8 percent of eutectoid steel.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.