19-letter words containing n, h, o
- write-protect notch — a cut-out on a floppy disk that determines whether a disk is writable
- writing on the wall — writing done with a pen or pencil in the hand; script.
- yellowtail kingfish — a large carangid game fish, Seriola grandis, of S Australian waters
- yeoman of the guard — a member of the bodyguard of the English sovereign, instituted in 1485, which now consists of 100 men, including officers, having purely ceremonial duties.
- your hands are tied — If you say that your hands are tied, you mean that something is preventing you from acting in the way that you want to.
- yourdon methodology — (programming) The software engineering methodology developed by Edward Yourdon and colleagues in the 1970s and 1980s. "Yourdon methodology" is a generic term for all of the following methodologies: Yourdon/Demarco, Yourdon/Constantine, Coad/Yourdon.
- 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)
- zero-hours contract — an employment contract which does not oblige the employer to provide regular work for the employee, but requires the employee to be on call in the event that work becomes available