anatomy

noun

anat·​o·​my ə-ˈna-tə-mē 

plural anatomies

1

: a branch of morphology that deals with the structure of organisms

2

: a treatise on anatomical science or art

3

: the art of separating the parts of an organism in order to ascertain their position, relations, structure, and function : dissection

4

obsolete : a body dissected or to be dissected

5

: structural makeup especially of an organism or any of its parts

the anatomy of birds

human anatomy

6

: a separating or dividing into parts for detailed examination : analysis

the anatomy of a marriage

7

a(1)

: skeleton

(2)

: mummy

b

: the human body

wore an outfit that showed off various parts of her anatomy

Synonyms of anatomy

• analysis
• examination
• investigation

Examples of anatomy in a Sentence

We had to take a class on anatomy.

learning about the anatomies of different types of birds

learning about the anatomy of an earthquake

Recent Examples on the Web

Extensive fossil examination The specimen’s age was around 20 years based on evidence like growth rings, spinal fusion, and developmental anatomy. —Mrigakshi Dixit, Interesting Engineering, 30 Oct. 2025

The British military historian John Keegan revealed the hazards of this kind of planning in his anatomy of the Schlieffen Plan, the German strategy for fighting a two-front continental war that was devised, in 1905, by the chief of the army’s general staff, Alfred von Schlieffen. —Elizabeth D. Samet, Foreign Affairs, 29 Oct. 2025

Intrigued by the unfamiliar-looking animals, researchers examined their anatomy and analyzed their DNA. —Aspen Pflughoeft, Miami Herald, 29 Oct. 2025

The pregnant mom-to-be went viral on TikTok after recounting her recent anatomy scan and sharing one of her sonogram images, which looked eerily like their dog Goulash. —Hannah Sacks, PEOPLE, 28 Oct. 2025

Word History

Etymology

Late Latin anatomia dissection, from Greek anatomē, from anatemnein to dissect, from ana- + temnein to cut

First Known Use

14th century, in the meaning defined at sense 1

Phrases Containing anatomy

• gross anatomy

Rhymes for anatomy

• neuroanatomy

Kids Definition

anatomy

noun

anat·​o·​my ə-ˈnat-ə-mē 

plural anatomies

1

: a branch of knowledge that deals with the structure of organisms

also : a book on bodily structure

2

: structural makeup especially of an organism or any of its parts

anatomic

ˌan-ə-ˈtäm-ik

adjective

or anatomical

-ˈtäm-i-kəl

anatomically

-i-k(ə-)lē 

adverb

Medical Definition

anatomy

noun

anat·​o·​my ə-ˈnat-ə-mē 

plural anatomies

1

: a branch of morphology that deals with the structure of organisms compare physiology sense 1

2

: a treatise on anatomic science or art

3

: the art of separating the parts of an organism in order to ascertain their position, relations, structure, and function : dissection

4

: structural makeup especially of an organism or any of its parts