19-letter words containing r, a, i, l, n, c
- virginia-rail-fence — snake fence.
- volumetric analysis — determination of the concentration, by volume, of a substance in a solution, as by titration.
- zenithal projection — a type of map projection in which part of the earth's surface is projected onto a plane tangential to it, either at one of the poles (polar zenithal), at the equator (equatorial zenithal), or between (oblique zenithal)