1. 
[syn: scope, range, reach, orbit, compass, ambit]
The Collaborative International Dictionary of English v.0.48:
Ambit \Am"bit\, n. [L. ambitus circuit, fr. ambire to go around.
   See Ambient.]
   Circuit or compass.
   [1913 Webster]
         His great parts did not live within a small ambit.
                                                  --Milward.
   [1913 Webster]
WordNet (r) 3.0 (2006):
ambit
    n 1: an area in which something acts or operates or has power or
         control: "the range of a supersonic jet"; "a piano has a
         greater range than the human voice"; "the ambit of
         municipal legislation"; "within the compass of this
         article"; "within the scope of an investigation"; "outside
         the reach of the law"; "in the political orbit of a world
         power" [syn: scope, range, reach, orbit, compass,
         ambit]
Moby Thesaurus II by Grady Ward, 1.0:
76 Moby Thesaurus words for "ambit":
   alentours, ambience, arena, bailiwick, beat, border, borderland,
   borderlands, circle, circuit, circumambiencies, circumjacencies,
   circumstances, compass, constituency, context, cycle, demesne,
   department, domain, dominion, entourage, environing circumstances,
   environment, environs, extension, extent, field, footing,
   full circle, gestalt, habitat, hemisphere, judicial circuit,
   jurisdiction, lap, loop, march, milieu, neighborhood, orb, orbit,
   outposts, outskirts, pale, perimeter, periphery, precinct,
   precincts, province, purlieus, purview, radius, reach, realm,
   revolution, round, round trip, rounds, scope, situation, sphere,
   sphere of influence, stamping ground, suburbs, surroundings, sweep,
   territory, total environment, tour, turf, turn, vantage, vicinage,
   vicinity, walk
The Free On-line Dictionary of Computing (30 December 2018):
AMBIT
    Algebraic Manipulation by Identity Translation
   (also claimed: "Acronym May Be Ignored Totally").
   An early pattern-matching language, developed by
   C. Christensen of Massachusetts Computer Assocs in 1964, aimed
   at algebraic manipulation.
   [Sammet 1969, pp. 454-457].
   (1994-12-08)