Meanings
-
1
adj
occurring at exactly the same instant as something else; simultaneous
The sensors recorded coinstantaneous flashes at opposite ends of the chamber.
Thesaurus
Synonyms
Opposites
Word family
Forms
coinstantaneously
Derived forms
coinstantaneouslycoinstantaneity
Etymology
Formed from co-, 'together,' + instantaneous. The prefix emphasizes that two or more events occupy the same instant, rather than merely happening without noticeable delay.