characteristic functional
1functional group — n a characteristic reactive unit of a chemical compound * * * a part of a molecule that gives it characteristic chemical properties, e.g., an aldehyde, alcohol, amine, carboxylic acid, ester, ether, or ketone group …
2functional group — a group of atoms responsible for the characteristic behavior of the class of compounds in which the group occurs, as the hydroxyl group in alcohols. [1935 40] * * * In molecules, any of numerous combinations of atoms that undergo characteristic… …
3Functional group — For other uses, see Functional group (disambiguation) and Moiety (disambiguation). Benzyl acetate has an ester functional group (in red), an acetyl moiety (circled with green) and a benzyloxy moiety (circled with orange). Other divisions can be… …
4Functional selectivity — Not to be confused with binding selectivity. Functional selectivity (or “agonist trafficking”, “biased agonism”, “differential engagement” and “protean agonism”) is the ligand dependent selectivity for certain signal transduction pathways in one… …
5Functional equation (L-function) — In mathematics, the L functions of number theory are expected to have several characteristic properties, one of which is that they satisfy certain functional equations. There is an elaborate theory of what these equations should be, much of which …
6functional group — noun Date: 1906 a characteristic reactive unit of a chemical compound especially in organic chemistry …
7functional group — noun a) A specific grouping of elements that is characteristic of a class of compounds, and determines some properties and reactions of that class. b) A collection of organisms of specific morphological, physiological …
8functional group — noun Chemistry a group of atoms responsible for the characteristic reactions of a particular compound …
9functional group — func′tional group n. chem. a group of atoms responsible for the characteristic behavior of the class of compounds in which the group occurs, as the hydroxyl group in alcohols • Etymology: 1935–40 …
10Decomposition of spectrum (functional analysis) — In mathematics, especially functional analysis, the spectrum of an operator generalizes the notion of eigenvalues. Given an operator, it is sometimes useful to break up the spectrum into various parts. This article discusses a few examples of… …
