Pronunciation: (sig'nl-īz"), [key]
—v.t., -ized, -iz•ing.
1. to make notable or conspicuous.
2. to point out or indicate particularly.
3. to equip (a particular traffic crossing or an entire transportation route) with traffic signals. Also, esp. Brit.,sig'nal•ise".
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.