Webster's Revised Unabridged Dictionary · 1913

Periphrastic

Periphrastic , adjective

[Greek {not transcribed}: compare French périphrastique.]

Expressing, or expressed, in more words than are necessary; characterized by periphrase; circumlocutory.
Collocations (1)
Periphrastic conjugation (Grammar) , a conjugation formed by the use of the simple verb with one or more auxiliaries.

Also: Periphrastical