brachylogy

Meanings

1. Concise speech; laconism.
2. Any of several forms of omission of words, including the omission of an understood part of a phrase, as, the omission of "good" from "(good) morning!"

Etymology

From Late Latin brachylogia from Ancient Greek βραχυλογία (brakhulogía), from βραχύς (brakhús, “short”) + -λογία (-logía, “speech”), equivalent to brachy- + -logy; compare brachyology.