Meaning of ADAPTIVE in English

əˈdaptiv, -ēv also aˈ- adjective

: suited to or contributing to adaptation

unfavorable variants would tend to be lost and the adaptive favorable variants preserved — W.H.Camp

: showing or having a capacity for or tendency toward adaptation

wolves disappeared and the clever adaptive coyotes grew in numbers

• adapt·ive·ly adverb

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.