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Bookmark or Share- Substance Definition & Meaning - Merriam-Webstersubstance. noun. sub· stance ˈsəb-stən (t)s. Synonyms of substance. 1. a. : essential nature : essence. b. : a fundamental or characteristic part or quality. c. Christian Science : god sense 1b. 2. a. : ultimate reality that underlies all outward manifestations and change. b. : practical importance : meaning, usefulness.
- Chemical substance - WikipediaChemical substances can exist in several different physical states or phases (e.g. solids, liquids, gases, or plasma) without changing their chemical composition. Substances transition between these phases of matter in response to changes in temperature or pressure.
- SUBSTANCE | English meaning - Cambridge DictionaryAn ecosystem is a system controlled by the flow of energy, and substances such as water, carbon and phosphorus, exchanged among living things.
- Substance - Definition, Meaning & Synonyms | Vocabulary.comOther forms: substances. Any material that possesses physical properties is called a substance. The word also refers to the gist or main idea of something. If you remember the main point of a lesson, you've got the substance.
- What is Pure Substance? - Definition, Examples, Difference between Pure ...A mixture is a physical combination of two or more pure substances in which each substance retains its own chemical identity. A pure substance is a single substance on its own. Elements and compounds are pure substances, but mixtures are not.
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