requisite Meaning, Definition & Usage

  1. noun anything indispensable
    necessary; requirement; essential; necessity.
    • food and shelter are necessities of life
    • the essentials of the good life
    • allow farmers to buy their requirements under favorable conditions
    • a place where the requisites of water fuel and fodder can be obtained
  2. adjective satellite necessary for relief or supply
    needed; needful; required.
    • provided them with all things needful

WordNet

Req"ui*site noun
Definitions
  1. That which is required, or is necessary; something indispensable.
    God, on his part, has declared the requisites on ours; what we must do to obtain blessings, is the great business of us all to know. Wake.
Req"ui*site adjective
Etymology
L. requisitus, p. p. requirere; pref. re- re- + quaerere to ask. See Require.
Definitions
  1. Required by the nature of things, or by circumstances; needful that it can not be dispensed with; necessary indispensable.
    All truth requisite for men to know. Milton.
    Syn. -- Necessary; needful; indispensable; essential. -- Req"ui*site*ly, adv. -- Req"ui*site*ness, n.

Webster 1913