Literally, “living water”.
água-viva f (plural águas-vivas)
- jellyfish (free-swimming, umbrella-shaped cnidarian)
- Synonyms: (Portugal) alforreca, medusa
2007, Gracia Helena Anacleto, Fundo do mar: aventuras submarinas, Editora DCL, page 12:A água-viva mais perigosa do mundo é a vespa-do-mar.- The world’s most dangerous jellyfish is the sea wasp.