communicatory

The story

1. Late Latin · learned borrowing fromcommūnicātōrius
2. English todaycommunicatory

Learned borrowing from Late Latin commūnicātōrius. By surface analysis, communicate + -ory.

First known use, by meaning

• from 1846 Of, relating to, or suitable for communication.
• from 1611 Chiefly in communicatory letters (or letters communicatory): of or relating to communion.