equiglacial line

noun equi·glacial line \as at equiangular +...-\

Definition of equiglacial line

  1. :  a line on a map or chart to show coincidence of ice conditions (as in lakes, rivers, or harbors) at a given time — see isopag, isopectic, isotac

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Origin and Etymology of equiglacial line

equi- + glacial

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