22-letter words containing d, n, e, p
- unconditioned response — a reflex action innately elicited by a stimulus without the intervention of any learning process
- united empire loyalist — any of the American colonists who settled in Canada during or after the War of American Independence because of loyalty to the British Crown
- universal product code — a bar code that indicates price, product classification, etc., and can be read electronically, as at checkout counters in supermarkets. Abbreviation: UPC.
- unprofessional conduct — activity that is contrary to the accepted code of conduct of a profession
- unsaturated production — Unsaturated production is the production of smaller, unsaturated hydrocarbons from saturated hydrocarbons, for example producing alkenes such as ethane and propene.
- urban development zone — an area that is designated as being a site for urban development
- video display terminal — Computers. a computer terminal consisting of a screen on which data or graphics can be displayed. Abbreviation: VDT.
- what can/do you expect — You can say 'What can you expect?' or 'What do you expect?' to emphasize that there is nothing surprising about a situation or a person's behaviour, especially if you find this disappointing.