isobath

[ ahy-suh-bath ]

/ ˈaɪ səˌbæθ /

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noun

an imaginary line or one drawn on a map connecting all points of equal depth below the surface of a body of water.

a similar line for indicating the depth below the surface of the earth of an aquifer or the top of the water table.

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Origin of isobath

First recorded in 1885–90, isobath is from the Greek word isobathḗs of equal depth. See iso-, batho-

Words nearby isobath

isoantibody, isoantigen, isobar, isobaric, isobaric spin, isobath, isobathic, isobathytherm, isobilateral, isobront, isobutane

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

British Dictionary definitions for isobath

isobath

/ (ˈaɪsəʊˌbæθ) /

noun

a line on a map connecting points of equal underwater depth

Derived forms of isobath

isobathic, adjective

Word Origin for isobath

C19: from Greek isobathēs of equal depth, from iso- + bathos depth

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012