instantaneously
adverb/ˌɪnstənˈteɪniəsli/
Frequency rank: #14,345 of 20,003 in the WORDED list (wordfreq data)
Meaning
happening or done instantly, with no delay at all.

Example sentence
When she flipped the switch, the lights turned on instantaneously.
Synonyms & related words
More words in ranks 14,301–14,400
- infatuationAn intense but short-lived passion or admiration for someone or something.
- infractionA minor violation or breach of a rule or law.
- inklinga slight hint or vague idea about something
- innuendoAn indirect or subtle hint, especially one that implies something negative or improper.
- insecticideA chemical substance used to kill insects.
- interchangeablyin a way that allows two or more things to be exchanged or substituted for each other without any difference in result
- interfaithinvolving or relating to people of different religious faiths.
- interrogateto question someone closely and formally, often in an aggressive manner.
- introspectiveTending to examine one's own thoughts and emotions carefully.
- javelinA long spear thrown as an athletic event or used as a weapon.