isobathytherm

[ ahy-suh-bath-uh-thurm ]
/ ˌaɪ səˈbæθ əˌθɜrm /

noun

a line on a chart or diagram of a body of water, connecting depths having the same temperature.

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Origin of isobathytherm

First recorded in 1875–80; iso- + bathy- + therm

OTHER WORDS FROM isobathytherm

i·so·bath·y·ther·mal, i·so·bath·y·ther·mic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020