thanksgiving /θæŋksˈgɪvɪŋ/ noun Learner's definition of THANKSGIVING
[noncount]
1
Thanksgiving : the fourth Thursday in November in the U.S. or the second Monday in October in Canada celebrated as a legal holiday for people to be thankful for what they have ◊ People traditionally eat a large meal with family or friends on Thanksgiving.感恩节（美国十一月的第四个星期四或加拿大十月的第二个星期一，是人们对现在所拥有的一切表示感恩的法定节假日。人们惯例上会与家人或朋友一起吃一顿大餐。）
— called also Thanksgiving Day
2
formal : a prayer that expresses thanks to God感恩祈祷