It was, as a matter of fact, his manner was sort of quasi-legal.
The process by which a god can be born as a man, while continuing to exist as a god, is not described in quasi-legal language.
There was no foundation for this view in positive law, but it appears from time to time in non-legal and quasi-legal writings.
mid-15c. "of or pertaining to the law," from Middle French légal or directly from Latin legalis "legal, pertaining to the law," from lex (genitive legis) "law," possibly related to legere "to gather," on notion of "a collection of rules" (see lecture (n.)).
Sense of "permitted by law" is from 1640s. Related: Legally. The Old French form was leial, loial (see leal, loyal). Legal tender is from 1740.