I. noun 1. [ mass noun] — the branch of science concerned with the bodily structure of humans, animals, and other living organisms, especially as revealed by dissection and the separation of parts. • he studied physiology and anatomy.
• human anatomy.
2. [ count noun] — the bodily structure of an organism • descriptions of the cat’s anatomy and behaviour.
3. [ count noun] —
‹informal› a person’s body.
• every part of his anatomy hurt.
• she was unable to reach for the bag in case she revealed more of her anatomy than she already had.
4. a study of the structure or internal workings of something • a detailed anatomy of a society and its institutions.
– origin late Middle English: from Old French anatomie or late Latin anatomia, from Greek, from ana- ‘up’ + tomia ‘cutting’ (from temnein ‘to cut’).