adjective. lying around or just outside the edges or outskirts.
Sentences with circumferential
Set the tip of a flat-head screwdriver inside the jaws of the C-clip and press down and out so the clip slips out of the circumferential groove of the pin.
2. Noun, singular or mass
The LTX M/S has a symmetrical tread design with independent tread blocks and offset circumferential grooves which help the tires to keep traction no matter the road conditions.