adj ·Rare ·Advanced level

Definitions

Adjective

1. 1
   Happening at the same instant; simultaneous. not-comparable

   "In the case of the prawn-like crabs, their movements were as coinstantaneous as in a regiment of soldiers"

Synonyms

All synonyms

accompanyingagreeingcoeternalcoevalcoexistentcollateral

Example

More examples

"In the case of the prawn-like crabs, their movements were as coinstantaneous as in a regiment of soldiers"

Etymology

From co- + instantaneous.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.