isanomal

noun

is·​anom·​al

ˌīsəˈnäməl also ˌīzə-

plural -s

: an imaginary line or a line on a chart connecting places that have the same anomalies especially of temperature or pressure

Word History

Etymology

International Scientific Vocabulary is- + -anomal (from Late Latin anomalus dissimilar)

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

• More than 250,000 words that aren't in our free dictionary
• Expanded definitions, etymologies, and usage notes
• Advanced search features
• Ad free!