Noun
はくぶつかん
「サーモン、昨日の博物館デート、どうだった？」「ひどかったわ！」「どうして？何があったの？」「フグったら、ずっと他の女の子をじろじろ見てたのよ！すごくむかついたわ。」
"How was your museum date yesterday, Salmon?" "Horrible!" "Why? What happened?" "Fugu was checking out other girls the whole time! I got pissed off."
An exhibition for things is put in a public building for anyone to see. This place is a museum.
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.