English

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

 

treble

 verb
verb
BrE BrE//ˈtrebl//
 
; NAmE NAmE//ˈtrebl//
 
Verb Forms present simple I / you / we / they treble
BrE BrE//ˈtrebl//
 
; NAmE NAmE//ˈtrebl//
 
he / she / it trebles
BrE BrE//ˈtreblz//
 
; NAmE NAmE//ˈtreblz//
 
past simple trebled
BrE BrE//ˈtrebld//
 
; NAmE NAmE//ˈtrebld//
 
past participle trebled
BrE BrE//ˈtrebld//
 
; NAmE NAmE//ˈtrebld//
 
-ing form trebling
BrE BrE//ˈtreblɪŋ//
 
; NAmE NAmE//ˈtreblɪŋ//
 
 
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[intransitive, transitive] to become, or to make something, three times as much or as many synonym triple Cases of food poisoning have trebled in the last two years. Some goods have almost trebled in price. The figure has more than trebled to 67 per cent. treble something He trebled his earnings in two years. Word Originverb Middle English: via Old French from Latin triplus, from Greek triplous.
See the Oxford Advanced American Dictionary entry: treble

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