The first or early part of the day, variously understood as the earliest hours of light, the time near sunrise; the time from midnight to noon, from rising to noon, etc.

The first or early part; as, the morning of life.

Pertaining to the first part or early part of the day; being in the early part of the day; as, morning dew; morning light; morning service.

the time period between dawn and noon; "I spent the morning running errands"