stealthier; stealthiest
1
: slow, deliberate, and secret in action or character
2
a
: intended to escape observation : furtive
b
: designed to produce a very weak radar return
a stealthy airplane
stealthily adverb
stealthiness noun
Choose the Right Synonym for stealthy

secret, covert, stealthy, furtive, clandestine, surreptitious, underhanded mean done without attracting observation.

secret implies concealment on any grounds for any motive.

met at a secret location

covert stresses the fact of not being open or declared.

covert intelligence operations

stealthy suggests taking pains to avoid being seen or heard especially in some misdoing.

the stealthy step of a burglar

furtive implies a sly or cautious stealthiness.

lovers exchanging furtive glances

clandestine implies secrecy usually for an evil, illicit, or unauthorized purpose and often emphasizes the fear of being discovered.

a clandestine meeting of conspirators

surreptitious applies to action or behavior done secretly often with skillful avoidance of detection and in violation of custom, law, or authority.

the surreptitious stockpiling of weapons

underhanded stresses fraud or deception.

an underhanded trick

Examples of stealthy in a Sentence

the stealthy movements of the crocodile cats are among the stealthiest of stalkers
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
And were there any other, stealthier voice cameos people may have missed? Matt Webb Mitovich, TVLine, 19 Jan. 2025 These animals are inherently stealthy and don't need to resort to such extremes to access prey. Kelli Bender, People.com, 14 Jan. 2025 According to Eureka, the vacuum is smart enough to recognize water and other stealthy liquids like milk on a white tile floor. Andrew Gebhart, PCMAG, 11 Jan. 2025 The bike itself is a very basic electric scooter, apparently devoid of mirrors or indicators, but furnished with stealthy headlight and brake light arrangements. New Atlas, 11 Jan. 2025 See all Example Sentences for stealthy 

Word History

First Known Use

1565, in the meaning defined at sense 1

Time Traveler
The first known use of stealthy was in 1565

Dictionary Entries Near stealthy

Cite this Entry

“Stealthy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/stealthy. Accessed 24 Jan. 2025.

Kids Definition

stealthy

adjective
stealthier; stealthiest
1
: slow, deliberate, and secret in action or character
2
: intended to escape observation : furtive
stealthily adverb

More from Merriam-Webster on stealthy

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!