de·sert·i·fi·ca·tion 
(dĭ-zûr′tə-fĭ-kāshən)
(dĭ-zûr′tə-fĭ-kāshən)n.
The transformation of arable or habitable land to desert, as by a change in climate or destructive land use.
- determinant
- determinate
- determinately
- determinateness
- determinater
- determination
- determinative
- determinatively
- determine
- determined
- determinedly
- determinedness
- determiner
- determinism
- determinist
- deterministic
- deterministically
- deterrable
- deterrence
- deterrent
- deterrer
- detersive
- detest
- detestability
- detestable