slefren fôr
/ˈslɛvrɛn ˈvoːr/feminine
The Welsh word for jellyfish is slefren fôr. If unsure, use slefren fôr. Wiktionary also lists cont fôr and cont y môr.
Meaning: aquatic animal (noun)
Ways to say it
| Welsh | IPA | Note |
|---|---|---|
| slefren fôr | /ˈslɛvrɛn ˈvoːr/ | feminine |
| cont fôr | feminine | |
| cont y môr | feminine |
This term is used to describe the aquatic animal known as a jellyfish.
What does it mean word for word?
The phrase slefren fôr is a compound of slefren (jellyfish) and fôr (sea).
Which one should you use?
The form cont y môr is used when the jellyfish is described as being 'of the sea', while cont fôr is the singular genitive form used with an indefinite article.
How does it change in a sentence?
The form cont y môr functions as a genitive construction meaning 'of the sea', and cont fôr is used to mean 'of a sea'.
How do you pronounce it?
/ˈslɛvrɛn ˈvoːr/
Did you know?
- While slefren fôr is the standard term, cont y môr literally translates to 'cunt of the sea'.
Examples in context
- Mae'r morfil yn un o'r creaduriaid mwyaf rhyfeddol ar y môr.The jellyfish is one of the most fascinating creatures in the sea.
- Gwelais i hwch môr ar y traeth ym Mhen Llŷn heno.I saw a jellyfish on the beach in Pen Llŷn tonight.
- Gwelais i slefren fôr yn y môr.I saw a jellyfish in the sea.
Example conversation
Rhys and Elowen are walking along the beach.
- RhysEdrychwch, mae slefren fôr ar y tywod!Look, there is a jellyfish on the sand!
- ElowenO ffwdde, Rhys! Gall hi brifo.Stay away, Rhys! It can sting.
- RhysMae'r slefren fôr yma yn edrych yn rhyg.This jellyfish looks strange.
- ElowenMae, ond peidiwch â chyffwrnodeu hi.It does, but please do not touch it.
Sources
- Wiktionary, “jellyfish” translations and entries slefren fôr, cont y môr, CC BY-SA 4.0, dump of 2026-09-26.
- Word origins: Wiktionary entries cont, cont y môr, môr, slefren, slefren fôr, y, CC BY-SA 4.0.
