in a way that makes someone feel less worried: "Don't worry," he said reassuringly. "Everything will be all right."

What does the reassuringly mean?

: restoring or intended to restore confidence : reducing or eliminating worry or uncertainty reassuring news a reassuring smile/response "Of course you can come," said Kit, stooping to give the child a reassuring hug.—

What exactly is reassurance?

: something that is said or done to make someone feel less afraid, upset, or doubtful.