# doxycycline

> English word · Noun · IPA /ˌdɒk.sɪˈsʌɪ.kliːn/ · frequency rank #70,614

## Definitions
1. A broad-spectrum antibiotic C₂₂H₂₄N₂O₈ of the tetracycline class, which has a long half-life in the body and used orally to treat various bacterial infections.

## Etymology
Blend of d(e)oxy- + oxy(tetra)cycline.

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