isopach [ahy-suh-pak] Word Origin noun Geology.

  1. a line drawn on a map connecting all points of equal thickness of a particular geologic formation.

Origin of isopach 1915–20; iso- + -pach Greek páchos thickness British Dictionary definitions for isopach isopach isopachyte (ˌaɪsəʊˈpækaɪt) noun

  1. geology a line on a map connecting points below which a particular rock stratum has the same thickness

Word Origin for isopach C20: from iso- + Greek pakhus thick, pakhutēs thickness

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