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obsidian

[uhb-sid-ee-uhn] / əbˈsɪd i ən /






NOUN
lava
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

At 20F they might as well be carved obsidian.

From The Wall Street Journal • Dec. 18, 2025

The shards, or clasts, have a glassy luster, making them look a lot like obsidian, a glass formed from lava when it cools very quickly.

From Salon • Mar. 4, 2025

One gem is thought to be a rare, 2nd Century head of the Greek hero Hercules made from obsidian, a type of volcanic glass.

From BBC • May 27, 2024

And it comes in four newly named colors: obsidian, porcelain, bay and aloe.

From Seattle Times • May 7, 2024

Sapiens bands that lived on the island of New Ireland, north of New Guinea, used a volcanic glass called obsidian to manufacture particularly strong and sharp tools.

From "Sapiens: A Brief History of Humankind" by Yuval Noah Harari




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