Breadcrumb Home > Dictionary > Index Z zero-point energy: Meaning and Definition of Find definitions for: ze'ro-point en"ergy Pronunciation: (zēr'ō-point"), [key] — Physics. Physics. energy in a substance at the temperature of absolute zero. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. zero hour zero population growth TrendingHere are the facts and trivia that people are buzzing about. Hard Labor Current Events This Week: June 2023 Languages Spoken in Each Country of the World User's Guide to Environmental Language The Washington Monument: Facts, History & Profile LGBT Pride Month | Biographies of Notable Individuals Civilian Labor Force ✖ Related Content Daily Word Quiz: poetaster Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language