needless

adjective

there's no point going into needless detail:

unnecessary, inessential, non-essential, unneeded, undesired, unwanted, too much, uncalled for, gratuitous, pointless, useless, purposeless, to no purpose;

dispensable, expendable, superfluous, redundant, excessive;

avoidable;

French de trop;

rare supererogatory.

▷antonyms necessary, essential, indispensable, useful.

□ needless to say

of course, as might be expected, as you/one would expect, not unexpectedly, it goes without saying, obviously, naturally, clearly;

informal natch.

needless Oxford Dictionary of English