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Webster 1913 Edition

Adj.

[L.

profectitius

, fr.

proficisci

to set out, proceed.]

Proceeding from, as from a parent; derived, as from an ancestor.

[R.]

The threefold distinction of

profectitious

, adventitious, and professional was ascertained.

Gibbon.

profectitious ‎(not comparable)

Proceeding from, or as if from, a parent; derived, as from an ancestor.
The threefold distinction of profectitious, adventitious, and professional was ascertained. — Gibbon.