\Nec"es*sa*ry\, a. [L. necessarius, from necesse
unavoidable, necessary; of uncertain origin: cf. F.
n['e]cessaire.]
1. Such as must be; impossible to be otherwise; not to be
   avoided; inevitable.
         Death, a necessary end, Will come when it will come.
                                               --Shak.
2. Impossible to be otherwise, or to be dispensed with,
   without preventing the attainment of a desired result;
   indispensable; requiste; essential. ``'T is necessary he
   should die.'' --Shak.
         A certain kind of temper is necessary to the
         pleasure and quiet of our minds.      --Tillotson.
3. Acting from necessity or compulsion; involuntary; --
   opposed to {free}; as, whether man is a necessary or a
   free agent is a question much discussed.

\Nec"es*sa*ry\, n.; pl. {Necessaries}.
1. A thing that is necessary or indispensable to some
   purpose; something that one can not do without; a
   requisite; an essential; -- used chiefly in the plural;
   as, the necessaries of life.
2. A privy; a water-closet.
3. pl. (Law) Such things, in respect to infants, lunatics,
   and married women, as are requisite for support suitable
   to station.