A / ădămantis
noun

ădămantis

gen. ădămantĭdis · gender feminine · decl. 3rd
a certain magic herb; which cannot be bruised; crushed
a certain magic herb, which cannot be bruised or crushed [ἀ-δαμάω], Plin. 24, 17, 102, § 162; App. Herb. 4.