# anadromous

> English word · Adjective · IPA /əˈnad.ɹə.məs/

## Definitions
1. That lives in the sea and breeds in fresh water.
2. Of a fern: in which the first veins in a frond segment are produced towards the apex of the frond.

## Etymology
From Ancient Greek ἀνάδρομος (anádromos, “fish entering a river from the sea”). By surface analysis, ana- + -dromous.

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