Structural isomer — Structural isomerism, or constitutional isomerism (per IUPAC), is a form of isomerism in which molecules with the same molecular formula have bonded together in different orders, as opposed to stereoisomerism.[1] There are multiple synonyms for… … Wikipedia
structural isomer — n one of two or more compounds that contain the same number and kinds of atoms but that differ significantly in their geometric arrangement structural isomerism n … Medical dictionary
structural isomer — noun either one of a number of compounds that exhibit structural isomerism … Wiktionary
structural isomer — noun : a compound that exhibits structural isomerism … Useful english dictionary
structural isomer — noun Date: 1926 one of two or more compounds that contain the same number and kinds of atoms but that differ significantly in their geometric arrangement … New Collegiate Dictionary
Isomer — I so*mer ([imac] s[ o]*m[ e]r), n. [See {Isomeric}.] (Chem.) A compound which is isomeric with another body or compound; a compound having the same chemical composition as another compound; a member of an isomeric series. [1913 Webster +PJC] Note … The Collaborative International Dictionary of English
Isomer — This article is about the chemical concept. For isomerism of atomic nuclei, see nuclear isomer. In chemistry, isomers (from Greek ἰσομερής, isomerès; isos = equal , méros = part ) are compounds with the same molecular formula but different… … Wikipedia
isomer — noun /ˈaɪ.sə.mə,ˈaɪ.sə.mɚ/ a) Any of two or more compounds with the same molecular formula but with different structure. b) Any of two or more atomic nuclei with the same mass number and atomic number but with different radioactive properties.… … Wiktionary
optical isomer — Isomer I so*mer ([imac] s[ o]*m[ e]r), n. [See {Isomeric}.] (Chem.) A compound which is isomeric with another body or compound; a compound having the same chemical composition as another compound; a member of an isomeric series. [1913 Webster… … The Collaborative International Dictionary of English
isomer — 1. One of two or more substances displaying isomerism (q.v.); e.g., l glucose and d glucose or citrate and isocitrate. Cf.:stereoisomer. 2. One of two or more nuclides having the same atomic and mass numbers but differing in energy states for a… … Medical dictionary