necessitarianism

necessitarianism — noun

1. the philosophical belief that every event, including human decisions and actions

1.nounC2
Definition

the philosophical belief that every event, including human decisions and actions, follows inevitably from earlier causes, so that free will does not exist

Example

The professor argued that necessitarianism removes all basis for moral responsibility.

illustrates a typical consequence of the theory

Quan found necessitarianism difficult to accept because it denies free will.

subject + find + concept + adjective + to-infinitive phrase

Common collocations
  • hard necessitarianism
  • universal necessitarianism
  • absolute necessitarianism
  • necessitarianism denies
  • necessitarianism holds
  • necessitarianism leads to
  • belief in necessitarianism
  • argument for / against necessitarianism
  • critic of necessitarianism
Synonyms
  • determinism

    more common and general; necessitarianism is a strong form of determinism

  • predeterminism

    adds the idea that events are fixed in advance by a prior plan or force

  • fatalism

    overlaps in everyday use but in philosophy distinct — fatalism is the attitude that outcomes are unavoidable, not a causal theory

Antonyms
  • indeterminism

    the view that events are not fully determined by prior causes

  • free will

    the belief that humans can make choices independently of prior causes

Grammar Patterns

necessitarianism + verb (holds / denies / leads to)

the + adjective + necessitarianism (hard / universal / absolute)

Usage Note

Commonly used as an uncountable noun in academic writing about free will and moral responsibility. It is largely synonymous with 'determinism' but emphasises logical necessity rather than causal regularity. The adjective form is 'necessitarian' (e.g. 'necessitarian argument'). Distinguished from 'fatalism' — fatalism suggests passive acceptance of a fixed outcome, while necessitarianism asserts that outcomes are determined by prior causes.

Common Mistakes

Necessitarianism says we cannot change anything we do.
Necessitarianism holds that every human action is determined by prior causes.
The theory does not claim that change is impossible, only that any change is itself caused.

Word family

Synonym discussion

Sense: noun/1

Necessitarianism, determinism, and fatalism are closely related but differ in emphasis. Determinism is the broadest term, covering any theory where events are caused by prior conditions without supernatural intervention. Necessitarianism is a stronger variant: it claims that given the causes, the outcomes could not have been otherwise — a form of logical necessity, not just regular causation. Predeterminism adds a temporal dimension: outcomes are fixed in advance, often by a divine plan or cosmic blueprint. Fatalism, in contrast, is less a causal theory than an attitude: the belief that whatever happens is meant to happen and that human effort cannot alter the result. In philosophy seminars, a student like Gita might write: 'Where the determinist sees cause and effect, the fatalist sees destiny, and the necessitarian sees logical inevitability.'

determinism ↗fatalism ↗predeterminism

Common collocations

Nouns

Adverbs

Phrases

  • the problem of necessitarianism
  • a version of necessitarianism
  • the case for necessitarianism

Prepositions

Etymology

LatinEnglish

From Latin 'necessitas' (necessity, compulsion, inevitability) + the English suffix '-arian' (denoting a follower or supporter of a doctrine) + '-ism' (forming abstract nouns for belief systems). The word emerged in 19th-century philosophical debates, particularly among British thinkers discussing the implications of Newtonian physics and Humean causality for human freedom. It was used to describe a stronger form of determinism where causes make their effects necessary rather than merely probable.

First known use

1825

1825, in the meaning defined above