Origin of annular
Related formsan·nu·lar·i·ty, nounan·nu·lar·ly, adverbin·ter·an·nu·lar, adjective
Examples from the Web for annular
We shall afterwards see how far this hypothesis is borne out by other evidence in the regions of annular reefs or atolls.Principles of Geology|Charles Lyell
These tubes fill an annular area, the central un-tubed portion below the baffle cap B forming the vapor chamber.Steam Turbines|Hubert E. Collins
The pump valves are annular, of brass, faced with rubber, and close by brass spiral spiral springs.
Growing by annular layers near the surface; belonging to the Exogens.
The spool fits fairly tight upon the end of the core, and when in position rests against an annular shoulder in the recess.Electricity for Boys|J. S. Zerbe