What does anatron mean?
The definition of anatron
An”a*tron, n.
Etym: [F. anatron, natron, Sp. anatron, natron, fr. Ar. al-natr. See Natron, Niter.] [Obs.]

1 Native carbonate of soda; natron.
2 Glass gall or sandiver.
3 Saltpeter. Coxe. Johnson.