fishway From WikiWord, the free dictionary English Contents DefinitionsRelated wordsReferences DefinitionsnounA structure built on or around dams or locks to facilitate the migration of fish. Related wordsSynonymsfish laddermigratorymigrationfishweirweirhatchfish garthburrockgarthfish poundfish passfishpoundfish trapfish stepsfishgarthcrawl References Wiktionary — fishway Wikipedia — fishway