Qingming or Pure Brightness Festival or Tomb Sweeping Day, celebration for the dead (in early April)
Definitions (CC-CANTO)
(noun) The Ching Ming Festival, which is a day that Chinese people to clean their ancestor's graves, and more importantly, it requires worship ritual includes touch up headstone inscriptions, offerings food (incense and real food), money (paper money) to their ancestors, etc.
Definitions (粵典–words.hk)
名詞
農曆二十四節氣之一,通常係公曆四月四至六號三日其中一日,啲人會依照傳統,喺呢日掃墓,拜祭祖先。 Ching Ming Festival, usu. on April 4th, 5th or 6th, when people pay tribute to their ancestors by visiting their graves as a traditional custom.
近義詞
清明
Definitions (Wiktionary)
name
Tomb Sweeping Day (annual Chinese festival observed on the first day of Qingming) (syn.) 扫坟节, 三日节, 三月節, 掃墳節, 三月节, 清明, 三日節