Standard Lemma guide

diadromous

adj · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

adj

Meaning 1

that travels between salt water and fresh water as part of its life cycle

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adjective

Meaning 2

(used of fish) migratory between fresh and salt waters

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: anadromous, catadromous

History

Etymology

From dia- (“across”) + -dromous (< Ancient Greek δρόμος (drómos, “running, path, way”)). Compare Modern Greek διάδρομος (diádromos, “corridor”).