Less definitely as to direction (e.g. where length is not applicable, or not in question): Of great extent, extensive, wide, ample, spacious.

Extending over a large surface or area; having broad or wide proportions; large, extensive, ample. Obsolete.

Having great spatial extent, esp. horizontally; vast, extensive, spacious, ample. In later use chiefly as a conventional epithet of words denoting…

Of extensive capacity, space, or volume; having or allowing plenty of room; capacious, spacious. Now only as implied in sense A. 5.

Of land, a country, etc.: that is of vast or indefinite extent or area; wide, extensive. Also figurative and in extended use.

Large in extent. rare.

Of a territory, land, etc.: extending over a large area; broad, wide, extensive.

With reference to an animal's (or occasionally a person's) body: having broad proportions; spec. (of a horse) having a broad rear. Now rare.

Designating a considerable, uninterrupted stretch of land or water or (occasionally) void space. Now only in mainland, n., main sea, n.

That overreaches (in various senses of the verb).

Usually in form wide-spread. Spread so as to be wide; extended over or occupying a wide space; broad.

Of a material thing: that has a large surface area; that covers a wide area; extensive, expansive, large.

That spreads so as to be wide; that extends over or occupies a wide space. Cf. widespread, adj. 1.

Having or affording large scope.

Vast, immense. (In modern use after Shakespeare.)

Wide, spacious.

Of great or immense extent or area; extensive, far-stretching.

That is as wide as the world; (in modern use esp.) extending over or covering the whole world; known or occurring throughout the world; affecting…

Spacious, commodious; wide, extensive.

Having (great) dimension or magnitude; spacious, extensive.

Extensive in area or in time. rare.

Of material things: Extending over or occupying a large surface or space; having a wide extent, widely extended. Of capital, purchases, etc.: Large…

Spreading in a broad sheet: chiefly of a stretch of water.

Extending through a long stretch or wide space, esp. in a curve; having a long curving outline or contour.

Enlarged in area; wide-spread, extensive.

Of material things: Expanding over or occupying a large surface or space; having wide bounds, broad, extensive.

= widespread, adj. 1.

As wide as the heavens; immensely wide. Also figurative.

That cannot be spanned.

Of great scope or compass; expansive, broad, wide-ranging.