diamond wedding
noun🔊/ˌdaɪmənd ˈwedɪŋ/
🔊/ˌdaɪmənd ˈwedɪŋ/
(British English) (North American English diamond anniversary)
(also diamond wedding anniversary North American English, British English)
the 60th anniversary of a wedding 钻石婚（结婚 60 周年纪念） Grandma and Grandpa are celebrating their diamond wedding this year. 奶奶和爷爷今年正在庆祝他们的钻石婚礼。