Pa·le·o·lith·ic 
(pā′lē-ə-lĭthĭk)
(pā′lē-ə-lĭthĭk)adj.
Of or relating to the cultural period of the Stone Age beginning with the earliest chipped stone tools, about 2.4 million years ago, until the beginning of the Mesolithic Period, about 15,000 to 11,500 years ago in western Asia and southern Europe.
n.
The Paleolithic Period. Also called Old Stone Age. See Usage Note at Three Age system.
- disentwine
- disequilibrate
- disequilibration
- disequilibrium
- disestablish
- disestablishment
- disestablishmentarian
- disestablishmentarianism
- disesteem
- diseur
- diseuse
- disfavor
- disfeature
- disfeaturement
- disfiguration
- disfigure
- disfigurement
- disfranchise
- disfranchisement
- disfranchiser
- disfrock
- disgorge
- disgorgement
- disgrace
- disgraceful