Pronunciation: (dī-kot'u-mīz"), [key]
—v., -mized, -miz•ing.
to divide or separate into two parts, kinds, etc.
to become divided into two parts; form a dichotomy. Also, esp. Brit.,di•chot'o•mise".
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.