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

For years, evolutionary biologists have remained confused by one peculiar aspect of human anatomy. —Andrew Paul, Popular Science, 22 Jan. 2026

Students lead tours of the university, highlighted by a peek at Europe’s first great anatomy theater (from 1595). —Rick Steves, Chicago Tribune, 20 Jan. 2026

While traditional humanoid robots typically use serial linkages to mimic human anatomy, this design combines the biological familiarity of serial linkages with the mechanical advantages of parallel linkages, such as higher speeds, lower inertia, and superior payload-to-weight ratios. —Jijo Malayil, Interesting Engineering, 19 Jan. 2026

In other words, its highly unique and specialized anatomy is ultimately what limited its ability to adapt to changing vegetation. —Scott Travers, Forbes.com, 18 Jan. 2026

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