The Collaborative International Dictionary
Dissimilate
Dissimilate \Dis*sim"i*late\, v. t. To render dissimilar.
Douglas Harper's Etymology Dictionary
dissimilate
"make different," 1821, from dis- + Latin similis on model of assimilate. Related: Dissimilated; dissimilating; dissimilation (1806).
Wiktionary
dissimilate
vb. 1 (context rare transitive English) To make dissimilar or unlike. 2 (context rare intransitive English) To become dissimilar or unlike.
WordNet
dissimilate
v. become dissimilar by changing the sound qualities; "These consonants dissimilate" [ant: assimilate]
make dissimilar; cause to become less similar [ant: assimilate]
become dissimilar or less similar; "These two related tribes of people gradually dissimilated over time" [ant: assimilate]