Definition of deuterocanonical
: of, relating to, or constituting the books of Scripture contained in the Septuagint but not in the Hebrew canon
Origin of deuterocanonical
New Latin deuterocanonicus, from deuter- + Late Latin canonicus canonical
First Known Use: 1684
Seen and Heard
What made you want to look up deuterocanonical? Please tell us where you read or heard it (including the quote, if possible).