Dictionary.com
Thesaurus.com

subunit

British  
/ sʌbˈjunɪt /

noun

  1. a distinct part or component of something larger

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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.

Rusich is a subunit of the Wagner group.

From BBC • Mar. 14, 2025

These dephosphorylation enzymes consist of a catalytic subunit responsible for dephosphorylation activity and a regulatory subunit controlling the enzyme's subcellular localization and enzyme activity.

From Science Daily • Dec. 3, 2024

"But there are also proteins that are synthesized by the mitochondria themselves. One of these is ND5, a subunit of complex I of the respiratory chain," explained Professor Kristina Friedland.

From Science Daily • Apr. 25, 2024

When the new actin subunit arrives, its incorporation onto the filament destabilizes the formin arrangement and requires the stable half-ring to step onto the new subunit and become loose, while the other half-ring becomes stable.

From Science Daily • Apr. 16, 2024

Samples were screened for corallicolid infection using polymerase chain reaction -- a laboratory nucleic acid amplification technique -- and sequencing of nuclear small subunit rRNA.

From Science Daily • Apr. 11, 2024