admixture

Noun

admixture (countable and uncountable, plural admixtures)

1. An instance of admixing, a mixing in of something.
   • The admixture of vanilla extract in the dough improved the pastries' flavor.
   • [Penelope and Euryclea] express their feelings in copious direct discourse. Feelings though they are, with only a slight admixture of the most general considerations upon human destiny, the syntactical connection between part and part is perfectly clear, no contour is blurred.1946, Erich Auerbach, “Odysseus' Scar”, in Partisan Review, transl., Mimesis: The Representation of Reality in Western Literature, page 3
   1. A mixing-in of a biologically or genetically differentiated group to an established stock.
      • Both were lean, raw-boned specimens; the man tall, sandy, and grey-eyed, and the woman short and rather dark, with a black straightness of hair suggesting a slight Indian admixture.1928, H. P. Lovecraft, Zealia Bishop, The Curse of Yig
2. A mixture, in some contexts
3. (epilepsy) a mixture composed of entities retaining their individual properties.
   • Background EEG demonstrates an admixture of theta and delta waves.