Dictionary.com
Thesaurus.com

squamous

American  
[skwey-muhs] / ˈskweɪ məs /
Also squamose

adjective

  1. covered with or formed of squamae; scaly.

  2. like a scale.


squamous British  
/ ˈskweɪməs, ˈskweɪməʊs /

adjective

  1. (of epithelium) consisting of one or more layers of flat platelike cells

  2. covered with, formed of, or resembling scales

"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

Other Word Forms

Etymology

Origin of squamous

First recorded in 1535–45; from Latin squāmōsus “covered with scales, scaly”; see squama, -ous

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.

See Examples For:

Close to 99% of these cases are basal cell carcinomas and squamous cell carcinomas.

From The Wall Street Journal Jun. 16, 2026

No PD-1xVEGF bispecifics have been approved in the U.S. yet, though Summit is expecting a Food and Drug Administration decision on the ivonescimab-combo in a specific type of squamous non-small cell lung cancer in November.

From MarketWatch Jun. 1, 2026

The drug, INBRX-106, showed positive results in a Phase 2 trial for patients with metastatic or unresectable recurrent head and neck squamous cell carcinoma.

From Barron's May 11, 2026

Non-melanoma cancers like basal and squamous cell are more common but usually less likely to spread or be fatal, he said.

From BBC Dec. 30, 2025

Doctors found squamous cell cancer in a small mole they removed from Ma’s face, a condition caused by too much exposure to the sun.

From "The Color of Water: A Black Man's Tribute to His White Mother" by James McBride

Vocabulary.com logo
by dictionary.com

Join 12,000,000 vocabulary learners

Start learning new words today on VocabTrainer.
You'll remember them forever.

Start training