Category: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.