necessitation

Noun

 * 1)  Necessity, understood as a logical or other philosophical principle, or as a law or force of nature.

Usage notes

 * ,, , are all nouns closely related to , but they tend to have narrower ranges of usage than . The principal sense of  and  is impoverishment, but the plural form of the former  denotes a set of circumstances which is inevitable or unavoidable.  is used to suggest necessity as a philosophical or cosmic principle.  tends to be used to stress a direct connection to the adjective.