A Posteriori
A posteriori refers to knowledge or justification gained through experience, observation, or empirical evidence. It is commonly contrasted with a priori knowledge, which is considered independent of experience.
At a Glance
A posteriori is an epistemological term for knowledge or justification that depends on experience, observation, or empirical evidence.
Key Points
- Ask what kind of knowledge or justification the term claims to describe.
- Distinguish ordinary usage from its technical sense.
- Let Scripture govern what the term may and may not explain about human knowing.
- Remember that biblical knowledge is morally accountable and tied to revelation.
Description
A posteriori is an epistemological category for knowledge, reasoning, or justification that arises from experience, observation, experimentation, or empirical evidence rather than from self-evident principles alone. In philosophy it is commonly paired with a priori, and the distinction helps clarify how a claim is being supported. From a conservative Christian worldview, the term can be useful as a limited descriptive tool for discussing how people investigate the created order, assess ordinary facts, and learn from lived experience. At the same time, biblical Christianity does not treat human observation as intellectually autonomous or sufficient to judge all truth, since God is the Creator, human reasoning is affected by sin, and Scripture provides the final authority for faith and life. Thus the category is legitimate in philosophy and apologetics when carefully used, but it must not be elevated above divine revelation.
Biblical Context
Biblically, questions of knowledge are tied to revelation, truth, wisdom, testimony, conscience, and the noetic effects of sin. Scripture treats human knowing as creaturely, morally accountable, and dependent upon God’s self-disclosure rather than intellectually autonomous.
Historical Context
Historically, A Posteriori is best read against disputes over rationalism, empiricism, skepticism, certainty, and the grounds of justified belief. Those debates explain why the term often carries more than a merely technical role.
Theological Significance
Theologically, the term matters because Christian faith makes truth claims about God, revelation, Scripture, history, sin, and salvation.
Philosophical Explanation
Philosophically, A Posteriori concerns an epistemological term for knowledge or justification that depends on experience, observation, or empirical evidence. It belongs to debates over justification, warrant, certainty, defeaters, and the relation between belief and truth.
Interpretive Cautions
Do not treat the term as if neutral philosophical method could stand above revelation. Also avoid collapsing all knowing into either cold rationalism or anti-intellectual fideism.
Major Views
Christian thinkers discussing A Posteriori differ over the relative weight of evidence, basic belief, transcendental reasoning, and revelational starting points. Even so, no Christian account of knowledge may place Scripture under a higher tribunal.
Practical Significance
Practically, the term helps readers ask why they believe what they believe, whether their reasons are adequate, and how revelation, testimony, and evidence should function together.
Related Entries
- Epistemology
- Knowledge
- Belief
- Warrant
- Truth-bearers