ISOTAC


Meaning of ISOTAC in English

/uy"seuh tak'/ , n.

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

[ ISO- + -tac takênai to melt or takerós melting ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .