EXPRESSIONAL

Etymology

Adjective

expressional (not comparable)

Of or pertaining to expression, either in language, genetics, the face or the arts

Source: Wiktionary

Ex*pres"sion*al, a.

Definition: Of, or relating to, expression; phraseological; also, vividly representing or suggesting an idea sentiment. Fized. Hall. Ruskin.

Source: Webster’s Unabridged Dictionary 1913 Edition