| a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes. |
| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |
chemistry (ˈkɛmɪstrɪ) ![]() | |
| —n , pl -tries | |
| 1. | inorganic chemistry organic chemistry See also physical chemistry the branch of physical science concerned with the composition, properties, and reactions of substances |
| 2. | the composition, properties, and reactions of a particular substance |
| 3. | the nature and effects of any complex phenomenon: the chemistry of humour |
| 4. | informal a reaction, taken to be instinctual, between two persons |
| [C17: from earlier chimistrie, from chimist | |
chemistry chem·is·try (kěm'ĭ-strē)
n.
Abbr. chem.
The science of the composition, structure, properties, and reactions of matter, especially of atomic and molecular systems.
The composition, structure, properties, and reactions of a substance.
chemistry (kěm'ĭ-strē) Pronunciation Key
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