1. in a strange or unusual way
2. especially or particularly

Examples

• She behaved peculiarly at the party last night.
• The weather has been peculiarly warm for this time of year.
• This problem is peculiarly difficult to solve.
• He was peculiarly quiet during the meeting.
• The cat stared at me peculiarly.
• This tradition is peculiarly American.
• The building was designed peculiarly for that era.