Rē'gion, n.

(rē'jun), n. [Fr. région, Pr. regio, reio, Sp. region, It. regione, from Lat. regio, a direction, a boundary-line, region, from regere, to guide, direct.] 1. One of the grand districts or quarters into which any space or surface, as of the earth, is conceived of as divided, as regarded from any point; hence, in general, a portion of space or territory of indefinite extent; country; province; district; tract. If thence he 'scape into whatever world, Or unknown region. Milton.

2. Tract, part, or space, lying about and including any thing; neighborhood; vicinity; sphere. “The region round about Jordan.” Matt. iii. 5.
3. Place; rank. [Obs. or rare.]

He is of too high a region. Shak. 4. (Bot.) An extent of land characterized by peculiar plants, or their predominance.