未確認(みかくにん)

A compound of 未(み) (not yet) and 確認(かくにん) (confirmation). Used as a noun modifier to indicate that something has not been verified or identified. Common in news reporting, official communications, and formal writing.

Common collocations

• 未確認(みかくにん)情報(じょうほう): unconfirmed information/report
• 未確認(みかくにん)飛行(ひこう)物体(ぶったい): unidentified flying object (UFO)
• 未確認(みかくにん)のまま: remaining unconfirmed
• 未確認(みかくにん)生物(せいぶつ): unidentified creature (UMA)

Forms

The prefix 未(み)～ indicates "not yet" and attaches to many two-kanji compounds:

• 未(み)完成(かんせい): incomplete
• 未(み)解決(かいけつ): unsolved
• 未(み)経験(けいけん): inexperienced