English

Definition of deform verb from the Oxford Advanced Learner's Dictionary

 

deform

 verb
verb
BrE BrE//ˈfɔːm//
 
; NAmE NAmE//ˈfɔːrm//
 
Verb Forms present simple I / you / we / they deform
BrE BrE//ˈfɔːm//
 
; NAmE NAmE//ˈfɔːrm//
 
he / she / it deforms
BrE BrE//dɪˈfɔːmz//
 
; NAmE NAmE//dɪˈfɔːrmz//
 
past simple deformed
BrE BrE//ˈfɔːmd//
 
; NAmE NAmE//ˈfɔːrmd//
 
past participle deformed
BrE BrE//ˈfɔːmd//
 
; NAmE NAmE//ˈfɔːrmd//
 
-ing form deforming
BrE BrE//dɪˈfɔːmɪŋ//
 
; NAmE NAmE//dɪˈfɔːrmɪŋ//
 
 
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deform something to change or spoil the usual or natural shape of something The disease had deformed his spine. Word Origin late Middle English: from Old French desformer, via medieval Latin from Latin deformare, from de- (expressing reversal) + forma ‘a shape’.
See the Oxford Advanced American Dictionary entry: deform