16-letter words containing o, c, t, p, u
- underconsumption — the act of consuming, as by use, decay, or destruction.
- united provinces — (used with a singular or plural verb) former name of Uttar Pradesh.
- up to one's neck — If you say that someone is in some sort of trouble or criminal activity up to their neck, you mean that they are deeply involved in it.
- upsilon particle — the 20th letter of the Greek alphabet (Υ, υ).
- vapor combustion — Vapor combustion is a closed burn system used for treating liquid waste which contains volatile organic compounds.
- ventriculography — radiography of the ventricles of the heart after injection of a contrast medium
- voice production — the use of the voice in order to create particular effects