WordReference Random House Unabridged Dictionary of American English © 2026
a•rid•i•fi•ca•tion
(ə rid′ə fi kā′shən),USA pronunciation n.
- Geography, Ecology, Meteorologythe process by which a humid region becomes increasingly dry, as by climatic change or human interference with the ecology. Cf. desertification.
- arid + -i- + -fication
'aridification' also found in these entries (note: many are not synonyms or translations):