What does approbate mean?
The definition of approbate
Ap”pro*bate, a.
Etym: [L. approbatus, p. p. of approbare to approve.]

Approved. [Obs.] Elyot.

Ap”pro*bate, v. t.
To express approbation of; to approve; to sanction officially. I approbate the one, I reprobate the other. Sir W. Hamilton.

Note: This word is obsolete in England, but is occasionally heard in the United States, chiefly in a technical sense for license; as, a person is approbated to preach; approbated to keep a public house. Pickering (1816).