# norethindrone

> English word · Noun · IPA /nɔɹˈɛθ.ɪnˌdɹoʊn/

## Definitions
1. US form of norethisterone.

## Etymology
From nor- + ethyn(yl) + (hy)dr(oxy) + -one.

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