1. payen - Noun
2. payen - Adjective
4. Payen - Proper noun
Pagan.
Source: Webster's dictionaryPayen added appendices to this paper on 24 December 1838 (see: Comptes rendus, vol. 8, page 169 (1839)) and on 4 February 1839 (see: Comptes rendus, vol. 9, page 149 (1839)). Source: Internet
Payen invented a decolorimeter, which dealt with the analysis, decolorization, bleaching, and crystallization of sugar. Source: Internet