isocratic

 
Pronunciation: /ˌʌɪsə(ʊ)ˈkratɪk/

adjective

Chemistry
  • (of a chromatographic method) involving a mobile phase whose composition is kept constant and uniform.

Origin:

early 19th century: from Greek isokratia 'equality of power' (from isos 'equal' + kratos 'strength') + -ic