Find the word definition

The Collaborative International Dictionary
communicational

communicational \communicational\ adj. used in communication; as, he had few communicational grooves available for use.

Wiktionary
communicational

a. 1 That communicates 2 Relating to communications

WordNet
communicational

adj. used in communication; "he had few communicational grooves available for use"

Usage examples of "communicational".

Giles didn't expect it to be immediate, of course - the envoys would take decades to reach the closest systems they'd been assigned to, and there'd still be the communicational timelag to take into consideration.