| 释义 |
▪ I. amphigen1 Bot.|ˈæmfɪdʒɛn|
[a. Fr. amphigène, f. Gr. ἀµϕί on both sides, around + -γενή-ς born, f. γεν- to produce: see -gen1.]
A synonym of thallogen, applied (after Brongniart) to those Cryptogams, which grow round a central point, including Seaweeds, Lichens, and Fungi.
1879in Syd. Soc. Lex.
▪ II. † amphigen2 Chem. Obs.|ˈæmfɪdʒɛn|
[mod. f. Gr. ἀµϕί both + -gen2, taken as = ‘producing.’]
Name given by Berzelius to an element capable of forming in combination with metals, both acids and bases. He included as amphigens, or amphigen bodies, oxygen, sulphur, selenium, and tellurium.
1842[See amphide]. |
