Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
ălumno, āre, v. a. [qs. contr. of alumino, from alo], to nourish, bring up, educate (post-class.): puellam prodidit vicinis alumnandam, App. M. 10, p. 249, 41; so id. ib. 6, p. 182, 36; Mart. Cap. 9, p. 302.
In a dep. form: canes rabidos, quos ad tutelae praesidia curiose fuerant alumnati, App. M. 8, p. 209, 8 Elm.