1. occurring or existing before dawn

1. the time period immediately before dawn

Examples

• The predawn sky was still dark when we left for our hike.
• Police conducted a predawn raid on the suspected hideout.
• She enjoyed the quiet of the predawn hours for meditation.
• The predawn temperature was surprisingly cold for summer.
• Birds began chirping in the predawn darkness.
• The predawn is my favorite time for running.
• During the predawn, the city streets were nearly empty.