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hypoeutectoid

American  
[hahy-poh-yoo-tek-toid] / ˌhaɪ poʊ yʊˈtɛk tɔɪd /
Or hypoeutectic

adjective

  1. (of steel) having less carbon than the 0.8 percent of eutectoid steel.


Etymology

Origin of hypoeutectoid

First recorded in 1910–15; hypo- + eutectoid