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trisulfide

American  
[trahy-suhl-fahyd, -fid] / traɪˈsʌl faɪd, -fɪd /

noun

Chemistry.

  1. a sulfide containing three sulfur atoms.

Etymology

Origin of trisulfide

First recorded in 1865–70; tri- + sulfide

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.

A few of the most prominent of these in A. titanum are oligosulfides like dimethyl disulfide and dimethyl trisulfide.

From Salon • May 27, 2025

Phosphorus exhibits oxidation numbers that are unusual for a group 15 element in compounds that contain phosphorus-phosphorus bonds; examples include diphosphorus tetrahydride, H2P-PH2, and tetraphosphorus trisulfide, P4S3, illustrated in Figure 18.39.

From Textbooks • Feb. 14, 2019

Roasting releases a range of chemical compounds including 3-methylbutanoic acid, which on its own has a sweaty rancid odour, and dimethyl trisulfide, the smell of over-cooked cabbage.

From BBC • Feb. 23, 2017

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.