# bathtub curve

> English word · Noun

## Definitions
1. A curve used in reliability engineering, describing a particular form of the hazard function taking into account three categories of failure rate.

## Etymology
From its shape.

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