Synonyms for Circumscribe:

n.

contain, surround, cure, control, encircle, girdle, regulate, circle, encompass. engrave, imprint, streak, carve, limited, mark out. circumscribe (noun)
limit, confine.

v.

mark off, delimit (verb)
delineate, encompass, confine, girdle, limit, surround, outline, encircle.
outline (verb)
form, delineate, sketch, plan, profile, figure, silhouette, represent, outline, trace, frame, draft, draw, contour.

Other synonyms:

bound
mark out.
limit
limited.
Other relevant words:
encircle, circle, regulate, limited, cure, carve, imprint, mark out, contain, confine, encompass, control, limit, girdle, engrave, surround, streak.

Usage examples for circumscribe

  1. To the gentlest of them it meant changes that would make game scarcer and circumscribe and belittle their consciously small and circumscribed lives; to the wilder sort it meant an invasion of aliens who had never come before for other purpose than to break up their stills and drag them to jail. – John March, Southerner by George W. Cable
  2. The desert was made, and was vast enough to circumscribe the range of her vision with its expanse of monotony. – Carnival by Compton Mackenzie
  3. In prosecuting it, however, so many difficulties occurred, that we were fain to circumscribe our original intention; and, instead of eight houses, content ourselves with four. – A Narrative of the Expedition to Botany Bay by Watkin Tench