Definitions

1. adverb

in a manner that is preferred or to be preferred; in a way that is considered more desirable

“I would like to meet at 5 PM, preferably at your place.”

2. adverb

to a greater extent or degree; more so

“She was preferred over him, and he was left disappointed.”

3. adverb

in a manner that is most suitable or suitable for the circumstances

“The manager will meet with the clients, preferably in a conference room.”