v. Obs. rare. [ad. OF. endoctriner: see EN-1 and DOCTRINE sb.] trans. To train, instruct; = INDOCTRINATE.
c. 1500. Melusine (1889), 258. This lady had a sone whiche was fayre and wel endoctryned. Ibid., 186. To endoctrine them, & shew to tham the way of good governance.
1633. J. Done, Hist. Septuagint, 12 (T.). Ptolomeus Philadelphus was endoctrined in the Science of good letters, by Strabo.