necessary
adjective
[ ˈnɛsəs(ə)ri ]
• needed to be done, achieved, or present; essential.
• "they granted the necessary planning permission"
Similar:
obligatory,
requisite,
required,
compulsory,
mandatory,
imperative,
demanded,
needed,
called for,
needful,
essential,
indispensable,
vital,
of the essence,
incumbent,
de rigueur,
• determined, existing, or happening by natural laws or predestination; inevitable.
• "a necessary consequence"
Similar:
inevitable,
unavoidable,
certain,
sure,
inescapable,
inexorable,
ineluctable,
fated,
destined,
predetermined,
predestined,
preordained,
necessary
noun
• the basic requirements of life, such as food and warmth.
• "not merely luxuries, but also the common necessaries"
Origin:
late Middle English: from Latin necessarius, from necesse ‘be needful’.