English

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

 

falsify

 verb
verb
BrE BrE//ˈfɔːlsɪfaɪ//
 
; NAmE NAmE//ˈfɔːlsɪfaɪ//
 
Verb Forms present simple I / you / we / they falsify
BrE BrE//ˈfɔːlsɪfaɪ//
 
; NAmE NAmE//ˈfɔːlsɪfaɪ//
 
he / she / it falsifies
BrE BrE//ˈfɔːlsɪfaɪz//
 
; NAmE NAmE//ˈfɔːlsɪfaɪz//
 
past simple falsified
BrE BrE//ˈfɔːlsɪfaɪd//
 
; NAmE NAmE//ˈfɔːlsɪfaɪd//
 
past participle falsified
BrE BrE//ˈfɔːlsɪfaɪd//
 
; NAmE NAmE//ˈfɔːlsɪfaɪd//
 
-ing form falsifying
BrE BrE//ˈfɔːlsɪfaɪɪŋ//
 
; NAmE NAmE//ˈfɔːlsɪfaɪɪŋ//
 
Experiments and research
 
jump to other results
falsify something (formal) to change a written record or information so that it is no longer true to falsify data/records/accounts She was arrested for falsifying information and obstructing the course of justice. See related entries: Experiments and research Word Origin late Middle English (originally meaning to prove something to be false): from French falsifier or medieval Latin falsificare, from Latin falsificus ‘making false’, from falsus ‘false’.
See the Oxford Advanced American Dictionary entry: falsify