mixtion

plural mixtions

1. archaiccountableuncountableThe act or process of mixing; the state of being mixed or becoming mixed; a mixture.

   Nor are there hardly any who either treat of mutation or mixtion of sexes, who have not left some mention of this point […]

   1646, Sir Thomas Browne, Pseudodoxia Epidemica, III.17

2. countableobsoleteuncountableA compound of drugs; a medicinal concoction.
3. countableobsoleteuncountableA chemical compound.
4. countableobsoleteuncountableIn gilding, a mixture of amber, mastic, and asphalt used as a size or mordant for affixing gold leaf to wood or to distemper pictures.
5. countableobsoleteuncountableThe addition of something as an ingredient; admixture; the presence of a heterogeneous element in a mixture or compound.
6. countableobsoleteuncountableA kind of cement made of mastic, amber, etc., used as a mordant for gold leaf.