Word.ws English Dictionary

obsidian

/ˌɒbˈsɪd.i.ən/US/əbˈsɪd.i.ən/

obsidian noun: a type of naturally occurring black glass produced by volcanoes.

obsidian: a type of naturally occurring black glass produced by volcanoes
Image: James St. John, CC BY 2.0, via Wikimedia Commons

Noun

obsidian (usually uncountable, plural obsidians)

  1. (usually) A type of naturally occurring black glass produced by volcanoes.
    • The Neolithic culture from 8000 to 6000 B.C., however, was a brilliant period of the revival of crafts, the transformation of gathering into gardening, the growth of a cross-cultural obsidian trade, and the rise of towns.1981, William Irwin Thompson, The Time Falling Bodies Take to Light: Mythology, Sexuality and the Origins of Culture, London: Rider/Hutchinson & Co., page 130
    Synonyms:
    obby
  2. (usually) A slightly bluish black, the color of obsidian glass.

Adjective

obsidian (comparative more obsidian, superlative most obsidian)

  1. (poetic) Black.
    • Looks like a yellow biscuit of a buttery cue ball moon / Rolling maverick across an obsidian sky1975, “Nighthawk Postcards (From Easy Street)”, in Nighthawks at the Diner, performed by Tom Waits

obsidian meaning in Hindi, Tamil, Urdu and Bengali

obsidian in Hindi

a type of black glass produced by volcanoes
ज्वालाकाच jvālākāc

obsidian in Tamil

ஆப்சிடுயன், எரிமலைக் கண்ணாடு

obsidian in Urdu

شیشے جیسا

obsidian in Bengali

আগ্নেয় কাচ
More languagesFewer languages
obsidian in Tagalog
obsidyana
obsidian in Arabic
سَبَج sabaj
obsidian in Indonesian
obsidian, batu kendan, batu kaca
obsidian in Vietnamese
đá vỏ chai, hắc diện thạch, hắc diệu thạch

Synonyms of obsidian

Forms of obsidian

Noun
pluralobsidians
Adjective
comparativemore obsidian
superlativemost obsidian

Plural of obsidian: obsidians

Origin of obsidian

From Latin obsidianus; named after Obsidius, who was, according to Pliny, the Roman who discovered the stone in Aethiopia.

Phrases with obsidian

Words that rhyme with obsidian

2 more rhymesFewer rhymes

Questions about obsidian

What does obsidian mean?
Obsidian means a type of naturally occurring black glass produced by volcanoes.
What is obsidian in Hindi?
Obsidian in Hindi is ज्वालाकाच (jvālākāc). See Obsidian meaning in Hindi.
What part of speech is obsidian?
Obsidian can be a noun or an adjective.
How do you pronounce obsidian?
Obsidian is pronounced /ˌɒbˈsɪd.i.ən/ (UK).
What is the plural of obsidian?
The plural of obsidian is obsidians.

Words near obsidian in the dictionary

  1. obsessiveness
  2. obsessives
  3. obsessoid
  4. obsessor
  5. obsessors
  6. obsidian
  7. obsidians
  8. obsidional
  9. obsidional coin
  10. obsidional coins
  11. obsidional crown

Source and license

Adapted from Wiktionary: obsidian (page history and authors); obsidian (Tamil Wiktionary) (page history and authors); obsidian (Urdu Wiktionary) (page history and authors); obsidian (Bengali Wiktionary) (page history and authors). 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-obsidian.wav.

Cite this entry: “obsidian.” Word.ws, https://word.ws/obsidian. Based on Wiktionary, CC BY-SA 4.0.