seaweed
Syllables: sea·weed/ˈsiːwiːd//ˈsiwid/
seaweed noun: any of numerous marine algae, such as a kelp.

Noun
seaweed (usually uncountable, plural seaweeds)
- Any of numerous marine algae, such as a kelp.
- We have lingered in the chambers of the sea / By sea-girls wreathed with seaweed red and brown / Till human voices wake us, and we drown.1915 June, T[homas] S[tearns] Eliot, “The Love Song of J. Alfred Prufrock”, in Prufrock and Other Observations, London: The Egoist […], published 1917, →OCLC, page 16
- The tide was out, and we drew up amid the strong bracing smell of seaweed, with gulls screeching, wheeling around, and gliding on the wind.1947 January and February, O. S. Nock, “"The Aberdonian" in Wartime”, in Railway Magazine, page 8
- Any of various fresh water plants and algae.
- With light penetrating to the lake bottom, beds of seaweed flourished where little had grown before.1995, Dan McCosh, “Aliens among us”, in Popular Science, page 94
seaweed meaning in Tamil, Marathi, Bengali and Telugu
seaweed in Tamil
- marine algae
- கடற்பாசி kaṭaṟpāci
seaweed in Marathi
- marine algae
- शेवाळ śevāḷ
seaweed in Bengali
- marine algae
- সামুদ্রিক শৈবাল śamudrik śōibal
seaweed in Telugu
- సముద్రపు గింజలు
More languagesFewer languages
- seaweed in Malayalam
- കടൽപ്പായൽ kaṭalppāyal
- seaweed in Kannada
- ಕಡಲಕಳೆ kaḍalakaḷe, ಕಡಲಜೊಂಡು kaḍalajoṇḍu
- seaweed in Punjabi
- ਸੀਵੀਡ sīvīḍ
- seaweed in Gujarati
- સીવીડ sīvīḍ
- seaweed in Sanskrit
- समुद्री शैवालः samudrī śaivālaḥ
- seaweed in Assamese
- সাগৰীয়া শেলাই xagoria xelai
- seaweed in Nepali
- समुद्री शैवाल samudrī śaiwāl
- seaweed in Tagalog
- damong-dagat
- seaweed in Arabic
- عُشْب بَحْرِيّ ʕušb baḥriyy
- seaweed in Malay
- rumpai laut, lumut
- seaweed in Indonesian
- rumput laut
- seaweed in Thai
- สาหร่ายทะเล sǎa-ràai-tá-lee
- seaweed in Vietnamese
- tảo biển, rong biển
- seaweed in Myanmar
- ပင်လယ်ရေမှော် panglairehmau
Examples of seaweed in a sentence
- The drifting seaweed went wherever the currents carried it.
- Her fringe was damp and uncrimped and sticking, like seaweed straggling on a rock, to her forehead.
- Frills of seaweed carry the heat of tobanjan, the spicy Japanese bean paste.
Forms of seaweed
| plural | seaweeds |
|---|
Origin of seaweed
From sea + weed.
Words formed from seaweed
Phrases with seaweed
Questions about seaweed
- What does seaweed mean?
- Seaweed means any of numerous marine algae, such as a kelp.
- What is seaweed in Tamil?
- Seaweed in Tamil is கடற்பாசி (kaṭaṟpāci). See Seaweed meaning in Tamil.
- What part of speech is seaweed?
- Seaweed is a noun.
- How do you pronounce seaweed?
- Seaweed is pronounced /ˈsiːwiːd/ (UK).
- What is the plural of seaweed?
- The plural of seaweed is seaweeds.
Words near seaweed in the dictionary
Source and license
Adapted from Wiktionary: seaweed (page history and authors); seaweed (Telugu, IndicTrans2 machine translation) (model and license). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.
Last updated:
Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Vealhurl-seaweed.wav, LL-Q1860 (eng)-Wodencafe-seaweed.wav.
Cite this entry: “seaweed.” Word.ws, https://word.ws/seaweed. Based on Wiktionary, CC BY-SA 4.0.
