释义 |
open chain
open chainn. An arrangement of atoms that does not form a ring, as in silicon compounds and various carbon compounds, such as aliphatic hydrocarbons.open chain n (Chemistry) a chain of atoms in a molecule that is not joined at its ends into the form of a ring o′pen chain′ n. a series of atoms linked in a chain not joined together at its ends, and so represented in its structural formula. Compare closed chain. [1880–85] o′pen-chain′, adj. ThesaurusNoun | 1. | open chain - a chain of atoms in a molecule whose ends are not joined to form a ringbranched chain - an open chain of atoms with one or more side chains attached to itchemical chain, chain - (chemistry) a series of linked atoms (generally in an organic molecule)straight chain - an open chain of atoms with no side chainsclosed chain, ring - (chemistry) a chain of atoms in a molecule that forms a closed loop |
open chain
open chain[′ō·pən ′chān] (astronomy) A crater chain in which the craters do not touch each other. open chain
chain [chān] a collection of objects linked together in linear fashion, or end to end, as the assemblage of atoms or radicals in a chemical compound, or an assemblage of individual bacterial cells.branched chain an open chain of atoms, usually carbon, with one or more side chains attached to it.closed chain several atoms linked together so as to form a ring, which may be saturated, as in cyclopentane, or aromatic, as in benzene.H chain (heavy chain) any of the large polypeptide chains of five classes that, paired with the L or light chains, make up the antibody molecule of an immunoglobulin; heavy chains bear the antigenic determinants that differentiate the classes of immunoglobulins. See also heavy chain disease.J chain a polypeptide occurring in polymeric IgM and IgA molecules.L chain (light chain) either of the two small polypeptide chains (molecular weight 22,000) that, when linked to H or heavy chains by disulfide bonds, make up the antibody molecule of an immunoglobulin monomer; they are of two types, kappa and lambda, which are unrelated to immunoglobulin class differences.open chain a series of atoms united in a straight line; components of this series are related to methane.chain reaction a chemical reaction that is self-propagating; each time a free radical is destroyed a new one is formed.side chain a group of atoms attached to a larger chain or to a ring.open chain Orthopedics adjective Referring to a series of musculoskeletal links that are free to move on each other but capable of combining to support the body; the chain is said to be open when the distal link is free to move and closed when it is fixed; in OC motion, the calcaneum supinates and pronates about the subtalar jointFinancialSeechainopen chain
Antonyms for open chainnoun a chain of atoms in a molecule whose ends are not joined to form a ringRelated Words- branched chain
- chemical chain
- chain
- straight chain
Antonyms |