Webster's Revised Unabridged Dictionary · 1913

Environ

Environ , transitive verb

[French environner, from environ about, thereabout; pref. en- (Latin in) + Old French viron circle, circuit, from Old French & French virer to turn, Late Latin virare to turn up and down, topsy-turvy. Compare Veer.]

To surround; to encompass; to encircle; to hem in; to be round about; to involve or envelop.
Dwelling in a pleasant glade, With mountains round about environed. — Spenser
Environed he was with many foes. — Shakespeare
Environ me with darkness whilst I write. — Donne

Environ , adverb

[French]

About; around. [Obsolete]
Lord Godfrey's eye three times environ goes. — Fairfax