Meaning of diisobutyl phthalate

di•i•so•bu•tyl phthal•ate

Pronunciation: (dī-ī'sō-byt'l thal'āt, fthal'-, -ī"sō-), [key]
— Chem. Chem.
  1. a clear, colorless liquid, CHO, used chiefly as a plasticizer for nitrocellulose.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.