Dictionary.com
Thesaurus.com

eicosapentaenoic acid

American  
[ahy-koh-suh-pen-tuh-i-noh-ik, ahy-koh-] / ˈaɪ koʊ səˌpɛn tə ɪˈnoʊ ɪk, ˌaɪ koʊ- /

noun

Biochemistry.
  1. EPA.


Etymology

Origin of eicosapentaenoic acid

< Greek eikosa-, combining form of eíkosi twenty + penta- + -ene + -o- + -ic

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

This vulnerability appears to be linked to the buildup of eicosapentaenoic acid, or EPA, one of the main omega-3 fatty acids found in fish oil.

From Science Daily Apr. 26, 2026

These products are rich in omega-3 fatty acids, mainly eicosapentaenoic acid and docosahexaenoic acid, commonly known as EPA and DHA.

From Science Daily Feb. 13, 2026

A new study has found that the benefits of a fatty acid known as eicosapentaenoic acid vary widely from person to person.

From Science Daily Oct. 29, 2025

Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training