combust
verb /kəmˈbʌst/
/kəmˈbʌst/
[intransitive, transitive]Verb Forms
| present simple I / you / we / they combust | /kəmˈbʌst/ /kəmˈbʌst/ |
| he / she / it combusts | /kəmˈbʌsts/ /kəmˈbʌsts/ |
| past simple combusted | /kəmˈbʌstɪd/ /kəmˈbʌstɪd/ |
| past participle combusted | /kəmˈbʌstɪd/ /kəmˈbʌstɪd/ |
| -ing form combusting | /kəmˈbʌstɪŋ/ /kəmˈbʌstɪŋ/ |
- combust (something) to start to burn; to start to burn somethingWord Originlate 15th cent.: from obsolete combust ‘burnt’, from Latin combustus, past participle of comburere ‘burn up’.