1. Compass or circuit; circumference; boundary:
• The ambit of a fortification of a country.
• Prodigious Hailstones whose ambit reaches five, six, seven Inches.--Goad, Celestial Bodies, i. 3.b
• Within the ambit of the ancient kingdom of Burgundy--Sir F. Palgrave, Norm. and Eng, I. 240.
2. Extent; sphere; scope.
•The ambit of words which a language possesses--Saturday Rev., Nov. 19, 1859.
--The Century Dictionary http://www.global-language.com/CENTURY/
"I'm happiest within the ambit of energy that my wonderful daughters, Dorigen and Emily, ineluctably create when they get together."--B'n J'n