
Latin, meaning: border, edge, extent / going around, circuit.
Found on
http://archives.nd.edu/aaa.htm

In ancient Roman law, ambitus was a crime of political corruption, mainly a candidate`s attempt to influence the outcome of an election through bribery or other forms of soft power. The Latin word ambitus is the origin of the English word `ambition,` which is another of its original meanings; ambitus was the process of `going around and commen...
Found on
http://en.wikipedia.org/wiki/Ambitus
[music] Ambitus is a Latin term literally meaning `the going round`, and in Medieval Latin means the `course` of a melodic line, most usually referring to the range of scale degrees attributed to a given mode, particularly in Gregorian chant. It may also refer to the range of a voice, instrument, or piece generally (Powers 2001). In Gregori...
Found on
http://en.wikipedia.org/wiki/Ambitus_(music)

• (n.) A canvassing for votes. • (n.) The exterior edge or border of a thing, as the border of a leaf, or the outline of a bivalve shell.
Found on
http://thinkexist.com/dictionary/meaning/ambitus/
Am'bi·tus (ăm'bĭ*tŭs)
noun [ Latin See
Ambit ,
Ambition .]
1. The exterior edge or border of a thing, as the border of a leaf, or the outline of a bivalve shell.
2. (Rom. Antiq.) A canvassing for votes.
Found on
http://www.encyclo.co.uk/webster/A/67

the range of pitches used in a piece or a melodic line; narrow ambitus is typically a sixth or less, normal ambitus an octave or so, and wide ambitus would be an eleventh or more.
Found on
https://www.arlima.net/the-orb/encyclop/culture/music/orbgloss.htm

the range of a plainsong from its highest to its lowest tone.
Found on
https://www.encyclo.co.uk/local/22288

border, edge, extent / going around, circuit.
Found on
https://www.math.ubc.ca/~cass/frivs/latin/latin-dict-full.html
No exact match found.