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definitions

isotac

[ ahy-suh-tak ]
/ ˈaɪ səˌtæk /

noun

a line drawn on a map connecting all points where ice starts to melt at approximately the same period in spring.

Nearby words

  1. isosteric,
  2. isosterism,
  3. isosthenuria,
  4. isostructural,
  5. isosulfan blue,
  6. isotach,
  7. isotactic,
  8. isoteniscope,
  9. isothere,
  10. isotherm

Origin of isotac

iso- + -tac < Greek takênai to melt or takerós melting
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019