22-letter words containing c, h, a, e, r, o
- whitworth screw thread — a thread form and system of standard sizes, proposed by Whitworth in 1841 and adopted as standard in the U.K., having a flank angle of 55° and a rounded top and foot
- william's bon chrétien — a variety of pear that has large yellow juicy sweet fruit
- wolfram research, inc. — (company) The company founded by Stephen Wolfram in August 1987 to develop Mathematica which was released in June 1988 for the Macintosh and is now available on over 20 platforms. The company has offices in the United Kingdom and Tokyo, Japan. E-mail: <[email protected]>.
- wolfram von eschenbach — c1170–c1220, German poet.
- yellow-shafted flicker — a North American woodpecker C. auratus, which has a yellow undersurface to the wings and tail