coaxial
adj.adj. describing two things that share the same center or axis. You often see this word when talking about cables or circles that are perfectly lined up.
adj. sharing a common axis or center. Often describes physical structures like cables or geometric shapes that are perfectly aligned.
The two circles are coaxial because they have the same center.
The technician replaced the old coaxial cable to ensure the signal remained strong and clear for the satellite dish.
In engineering, coaxial components must be manufactured with extreme precision to maintain structural integrity and prevent mechanical failure under high stress.
From co- + axial.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.
Last updated May 26, 2026