23-letter words containing d, e, c, a, f
- performance-related pay — salary based on individual assessment
- peroxymonosulfuric acid — persulfuric acid (def 1).
- preclinical safety data — Preclinical safety data is information about the safety of a medication that is assessed before clinical trials.
- product differentiation — the real or illusory distinction between competing products in a market
- professional misconduct — a violation of the rules or boundaries set by the governing body of a profession
- radio direction finding — the act or process of finding the direction to a radio source by comparing the signal strength of antennae pointing in different directions
- rate-of-climb indicator — a flight instrument that indicates the rate of climb or descent of an aircraft.
- refuse disposal service — a place or facility where rubbish and waste can be disposed
- right, left, and centre — on all sides; from every direction
- scientific data systems — (company) (SDS) The company that produced the SDS 940 (later renamed XDS 940). Around 1968 Xerox bought out SDS and renamed the SDS machines to XDS.
- state-certified midwife — a midwife with a recognized qualification
- the chamber of deputies — the lower legislative assembly in some parliaments
- to force someone's hand — If you force someone's hand, you force them to act sooner than they want to, or to act in public when they would prefer to keep their actions secret.
- track and field athlete — a sportsperson who participates in events that involve running, sprinting, throwing, jumping and walking
- transcendental function — a function that is not an algebraic function.
- uniform commercial code — a codification of commercial laws designed to provide uniformity among the states
- united church of canada — the largest Protestant denomination in Canada, formed in the 1920s by incorporating some Presbyterians and most Methodists
- united states air force — the permanent or regular military air force of the United States, established in 1947 as a separate service under the authority of the Department of Defense: a branch of the U.S. Army before 1947. Abbreviation: USAF.
- water off a duck's back — any of numerous wild or domesticated web-footed swimming birds of the family Anatidae, especially of the genus Anas and allied genera, characterized by abroad, flat bill, short legs, and depressed body.
- wordperfect corporation — (company) The original developers of the WordPerfect word processor and a variety of other applications for personal computers. WordPerfect was founded in Provo, Utah, USA in 1979 by Alan Ashton and Bruce Bastion as "Satellite Software International". The company name was changed to Wordperfect Corporation in 1986. The company was bought by Novell, Inc. in 1994, who then sold it to Corel Corporation in 1996.