[Middle English, from Old French circonference, from Latin circumferentia, from circumferēns, circumferent-, present participle of circumferre, to carry around : circum-, circum- + ferre, to carry; see bher-1 in Indo-European roots.] cir·cum'fer·en'tial (-fə-rěn'shəl) adj.
Synonyms: These nouns refer to a line around a closed figure or area: the circumference of the earth; followed the circuit around the park; stayed within the compass of the schoolyard; the perimeter of a rectangle; a fence around the periphery of the property.
[ser-kuhm-fer-uh
ns] 