# face validity

> English word · Noun

## Definitions
1. A property of a hypothesis by which its appearance suggests to an observer that the hypothesis will be determined true if tested.
2. A property of a test by which its appearance suggests to an observer that it will measure that which it has been designed to measure.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/face-validity