sine qua non
63 synonyms found
- bench mark
- boundary condition
- cardinal point
- catch
- chief thing
- clause
- climax
- core
- crisis
- critical point
- crux
- donnee
- escalator clause
- escape clause
- escape hatch
- essence
- essential
- essential matter
- fine print
- fundamental
- gist
- given
- gravamen
- great point
- high point
- important thing
- joker
- kernel
- keystone
- kicker
- landmark
- limiting condition
- main point
- main thing
- material point
- meat
- milestone
- must
- necessity
- nub
- parameter
- pith
- pivot
- prerequisite
- provision
- provisions
- proviso
- real issue
- requirement
- requisite
- salient point
- saving clause
- small print
- specification
- stipulation
- string
- substantive point
- terms
- the bottom line
- the point
- turning point
- ultimatum
- whereas
Definition
(n) :
an essential or indispensable element or condition; a test used to establish causation in fact