isabnormal

noun
is·​abnormal | \ ¦īs also ¦īz+ \
variants: or isoabnormal \ ¦ī(ˌ)sō also -​)zō+ \

Definition of isabnormal

: an imaginary line or a line on a chart that connects or marks places on the surface of the earth having equal differences in a given time from the normal temperature of these places or that indicates differences between the calculated and actual temperatures of the different parallels of latitude

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History and Etymology for isabnormal

is- + abnormal, adjective

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Cite this Entry

“Isabnormal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/isabnormal. Accessed 4 Jul. 2022.

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