needful Meaning, Definition & Usage

  1. adjective satellite necessary for relief or supply
    needed; required; requisite.
    • provided them with all things needful

WordNet

Need"ful adjective
Definitions
  1. Full of need; in need or want; needy; distressing. Archaic Chaucer.
    The needful time of trouble. Bk. of Com. Prayer.
  2. Necessary for supply or relief; requisite.
    All things needful for defense abound. Dryden.
    -- Need"ful*ly, adv. -- Need"ful*ness, n.

Webster 1913