scu·​tum | \ ˈskü-təm How to pronounce scutum (audio) , ˈskyü- \
plural scuta\ ˈskü-​tə How to pronounce scuta (audio) , ˈskyü-​ \

Definition of scutum

: a bony, horny, or chitinous plate : scute

Examples of scutum in a Sentence

Recent Examples on the Web Shield Bugs Found globally, these insects are named for their outsized scutellum, from the Latin word scutum, meaning shield. National Geographic, "Meet the Bug That Armors Itself With Shells," 23 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'scutum.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of scutum

1771, in the meaning defined above

History and Etymology for scutum

New Latin, from Latin, shield — more at esquire

Keep scrolling for more

Learn More about scutum

Time Traveler for scutum

Time Traveler

The first known use of scutum was in 1771

See more words from the same year

Statistics for scutum

Cite this Entry

“Scutum.” Dictionary, Merriam-Webster, Accessed 3 Jun. 2020.

More from Merriam-Webster on scutum

Rhyming Dictionary: Words that rhyme with scutum

Comments on scutum

What made you want to look up scutum? Please tell us where you read or heard it (including the quote, if possible).


See Definitions and Examples »

Get Word of the Day daily email!

Test Your Vocabulary

May 2020 Words of the Day Quiz

  • a blooming wisteria tree
  • Which is a synonym of exiguous?
Spell It

Can you spell these 10 commonly misspelled words?


Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

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