Apprise, v. t. [imp. & p. p. Apprised; p. pr. & vb. n. Apprising.] — Webster enters it under “apprise”
Etymology: [F. appris, fem. apprise, p. p. apprendre to learn, to teach, to inform. Cf. Apprehend, Apprentice.]
To give notice, verbal or written; to inform; -- followed by of; as, we will apprise the general of an intended attack; he apprised the commander of what he had done.
1 other Webster entry under this spelling
Apprise, n.
Notice; information. [Obs.] Gower.
Shades of meaning
Fernald has no entry of its own for apprised; he lists it under conscious.
He lists it without comment; the entries above explain its neighbors.