deprecated /ˈdɛp.ɹɪ.keɪ.tɪd/ adjective3 •Strongly disapproved of. •Said of a function or feature planned to be phased out, but still available for use.Foo() has been deprecated; it outputs a debug message and then calls Foo2()Note that deprecated functions are not removed yet. •Belittled; insulted. formsmore deprecated · most deprecated