| 释义 |
homologen Chem.|həʊˈmɒlədʒɛn|
[f. homologous + -gen.]
A proposed name for the group of atoms by which each of the compounds in a homologous series differs from the preceding: e.g. the group H2C in the hydrocarbons of formula Cn H2n + 2, etc. So homoloˈgenic a., said of the molecule or group to which the ‘homologen’ is successively added.
1876Johnson's New Univ. Cycl. II. 979. |