LATIN DICTIONARYLexicon Latīnum
verb

prae-dūro

Meaning

  1. to make very hard

prae-dūro, āvi, ātum, 1, v. a.
I. Lit., to make very hard, harden very much (postAug.): sucus praeduratus, Plin. 23, 7, 71, § 139; Apic. 6, 9; 7, 4; 8.—
II. Trop., to harden, indurate, Prud. στεφ. 5, 177.

Quick answers

What does prae-dūro mean in Latin?
prae-dūro, a verb, means “to make very hard”.