quadruple
verb🔊/ˈkwɒdrʊpl/
🔊/kwɑːˈdruːpl/
[intransitive, transitive]Verb Forms
| present simple I / you / we / they quadruple | 🔊/ˈkwɒdrʊpl/ 🔊/kwɑːˈdruːpl/ |
| he / she / it quadruples | 🔊/ˈkwɒdrʊplz/ 🔊/kwɑːˈdruːplz/ |
| past simple quadrupled | 🔊/ˈkwɒdrʊpld/ 🔊/kwɑːˈdruːpld/ |
| past participle quadrupled | 🔊/ˈkwɒdrʊpld/ 🔊/kwɑːˈdruːpld/ |
| -ing form quadrupling | 🔊/ˈkwɒdrʊplɪŋ/ 🔊/kwɑːˈdruːplɪŋ/ |
- quadruple (something)
to become four times bigger; to make something four times bigger Topics Maths and measurementc2(使)变为四倍 Word Originlate Middle English (as a verb): via French from Latin quadruplus, from quadru- ‘four’ + -plus as in duplus (from duo ‘two’).