Breadcrumb Home > Dictionary > Index G greenhouse gas: Meaning and Definition of Find definitions for: green'house gas" Pronunciation: [key] any of the gases whose absorption of solar radiation is responsible for the greenhouse effect, including carbon dioxide, methane, ozone, and the fluorocarbons. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. greenhouse effect greenhouse whitefly TrendingHere are the facts and trivia that people are buzzing about. Ramadan and Eid al-Fitr 42 Best War Movie Quotes Current Events This Week: March 2023 Recycling Facts William Shakespeare Worst U.S. Forest Fires ✖ Related Content Daily Word Quiz: nonplus Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language