(uncountable) The process of adapting something or becoming adapted to a situation; adjustment, modification. / (countable) A change that is made or undergone to suit a condition or environment.

Relating or pertaining to adaptation, or the adjustment of one thing to another; adaptive

plural of adaptation

The state or quality of being adaptive; capacity to adapt.

(nonstandard and non-native speakers' English) To adapt.

plural of adaptability

plural of adaption

Of, pertaining to, characterized by or showing adaptation; making or made fit or suitable. / Capable of being adapted or of adapting; susceptible of or undergoing accordant change.

One who is capable of adapting to differing situations. / One who adapts a thing, e.g. a play.

(transitive) To make suitable; to make to correspond; to fit or suit / (transitive) To fit by alteration; to modify or remodel for a different purpose; to adjust