Definitions

1. adjective

having or showing a sound and sensible judgement; fair and moderate in amount or degree

“The judge decided it was reasonable to grant the couple a divorce.”

2. noun

a reason or explanation

“The police were looking for a reasonable to the disappearance of the missing child.”

3. adverb

in a reasonable manner or to a reasonable extent

“The manager asked her employees to work reasonably to meet the deadline.”