instantaneous
adjective /ˌɪnstənˈteɪniəs/
/ˌɪnstənˈteɪniəs/
- happening immediately
- an instantaneous response
- Death was almost instantaneous.
Oxford Collocations Dictionaryverbs- be
- almost
- nearly
- virtually
- …
Word Originmid 17th cent.: from medieval Latin instantaneus, from Latin instant- ‘being at hand’ (from the verb instare), on the pattern of ecclesiastical Latin momentaneus.