Merriam-Webster Logo
SINCE 1828
Menu
×

An Encyclopædia Britannica Company

See What's Trending Now See More Trending Words

thoracic

adjective tho·rac·ic \ thə-ˈra-sik \

Definition of thoracic

:of, relating to, located within, or involving the thorax
—

thoracically

play \-si-k(ə-)lē\ adverb

See thoracic defined for kids

From the M-W Editors

alt-59e4fc1aaafd6
Trending: New Joe Ide Novel Causes 'Righteous' Spike
alt-59e50f5a357b4
'Spox' May Go On The Record
video-title-words-of-the-year-1066
Words of the Year: 1066
knupfer-painting-solon-before-croesus
Forms of Government Quiz

First Known Use of thoracic

circa 1658

Other Anatomy Terms

bilateral symmetry, carotid, cartilage, dorsal, entrails, prehensile, renal, solar plexus, supine, ventral

Medical Dictionary

thoracic

adjective tho·rac·ic \ thə-ˈras-ik \

medical Definition of thoracic

:of, relating to, located within, or involving the thorax
  • thoracic trauma
  • thoracic surgery
—

thoracically

play \-i-k(ə-)lē\ adverb

Learn More about thoracic

  1. Britannica English: Translation of thoracic for Arabic speakers

Seen and Heard

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

show hide

Love words? Need even more definitions?

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

WORD OF THE DAY

chary

play

cautious about doing something

Get Word of the Day daily email!

TRENDING NOW

  1. righteous We provide an assortment of definitions

  2. Kafkaesque 'A nightmarish quality'

  3. mike "microphone"

  4. moron “a very stupid person”

  5. terrorism “The use of violent acts to frighten"

SEE ALL

BROWSE DICTIONARY

thoracic

Test Your Vocabulary

Forms of Government Quiz

  • knupfer-painting-solon-before-croesus
  • A gerontocracy is rule by:
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Bee Cubed

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

TAKE THE QUIZ

Love words? Need even more definitions?

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

Words at Play

alt-59e50f5a357b4
'Spox' May Go On The Record

From newsroom lingo to the mainstream

alt-59e506c5c02ae
C'mon, Of Course 'Myriad' Is a Noun

For a myriad of reasons

alt-59e12097b419d
'Gamut' and 'Gambit' (and 'Gauntlet' Too)

Know when to use (or run) each.

tycoon
17 English Words that Come From Japanese

Some borrowed words don't get returned

Ask the Editors

video-title-words-of-the-year-1066
Words of the Year: 1066

Or, Why Pig Meat is Called 'Pork' and Cow Meat is Called 'Beef'

payday
How Often Is 'Biweekly'?

Don't get us started on 'bimonthly'

video-irregardless-grammar-peeve-blend-of-the-synonyms-irrespective-and-regardless
Irregardless

It is in fact a real word (but that doesn't mean you should use it).

video-moose-goose-weird-plurals
Weird Plurals

One goose, two geese. One moose, two... moose. What's up with that?

Word Games

knupfer-painting-solon-before-croesus
Forms of Government Quiz

Name that government! Or something like that.

Take the quiz
rembrandt-painting-a-young-scholar-and-his-tutor
Original Meanings Quiz

A quiz for the pedantic and those annoyed by them!

Take the quiz
Spell It
Spell It

Can you spell these 10 commonly misspelled words?

Take the quiz
Bee Cubed
Bee Cubed

Listen to the words and spell through all three levels.

Play the game