20-letter words containing a, m, p, h, i, o
- psychological moment — the proper or critical time for achieving a desired result: She found the right psychological moment to make her request.
- punch a (time) clock — to insert a timecard into a time clock when coming to or going from work
- rocky mountain sheep — bighorn.
- semiautobiographical — pertaining to or being a fictionalized account of an author's own life.
- skating championship — a competition for ice-skating
- south american plate — a major tectonic division of the earth's crust, comprising the continent of South America and several ocean basins and bounded on the north by the Caribbean Plate, on the east by the Mid-Atlantic Ridge, on the west by a submarine trench that borders the western coast of the continent, and on the south by the Antarctic Plate.
- spiral of archimedes — a curve that is the locus of a point that moves outward with uniform speed along a vector, beginning at the origin, while the vector rotates about the origin with uniform angular velocity. Equation (in polar coordinates): r = aθ.