ei·co·sa·pen·ta·e·no·ic acid (ī'kō-sə-pěn'tə-ĭ-nō'ĭk) n.
Abbr. EPA An omega-3 fatty acid found in fish oils.
[Greek eikosa-, twenty, from its twenty carbon atoms (from eikosi; see wīktī- in Indo-European roots) + -pentaene, having five double bonds (penta- + -ene).]
Main Entry: ei·co·sa·pen·ta·e·no·ic acid Pronunciation: "I-kO-s&-"pen-t&-E-"nO-ik-, -i-"nO-ik- Function: noun : an omega-3 fatty acid C20H30O2 found especially in fish oils —abbreviation EPA