Dictionary.com
Thesaurus.com

high-density

American  
[hahy-den-si-tee] / ˈhaɪˈdɛn sɪ ti /

adjective

  1. having a high concentration.

    entering a high-density market with a new product; high-density lipoprotein.

  2. Computers. (of a disk) having a large capacity for data storage.

    high-density DVDs.


high-density British  

adjective

  1. computing (of a floppy disk) having a relatively high storage capacity, usually of 1.44 megabytes

"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

Etymology

Origin of high-density

First recorded in 1950–55

Compare meaning

How does high-density compare to similar and commonly confused words? Explore the most common comparisons:

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.

Bloom’s fuel cell systems offer fast, reliable power for high-density AI workloads, addressing traditional grid limitations.

From Barron's • Apr. 13, 2026

They also found that high-density lipoprotein, or HDL, often called "good" cholesterol, can help protect the liver by blocking these harmful substances.

From Science Daily • Mar. 18, 2026

The amount of copper wiring on printed circuit boards is surging in areas such as graphics processing units, and demand for high-density substrates is expanding.

From The Wall Street Journal • Dec. 10, 2025

“Data centers need low latency and high-density bandwidth density,” Gastwirth said, referring to fiber-optic technology’s ability to transmit data faster and in greater quantities.

From MarketWatch • Nov. 1, 2025

But then he wrote that Sakubva, the town where I was sending his letters, was a high-density suburb and filled with poor people and crime, like LA.

From "I Will Always Write Back" by Caitlin Alifirenka and Martin Ganda