Lying around; surrounding.
Origin of circumjacentLatin circumiacēns, circumiacent-, present participle of circumiacēre, to lie around : circum-, circum- + iacēre, to lie; see yē- in Indo-European roots.
- lying around; surrounding
- "...he had established his fame and dominion over the circumjacent tribes" (The Decline And Fall Of The Roman Empire ch. 64)