commemorate

动词 commemorate:

1. mark by some ceremony or observation
   同义词：mark
2. call to remembrance; keep alive the memory of someone or something, as in a ceremony
   同义词：remember
3. be or provide a memorial to a person or an event
   同义词：memorialize, memorialise, immortalize, immortalise, record

1. A monument was built to commemorate the victory.
   为了纪念胜利，建造了一座纪念碑。
2. Christmas commemorates the birth of Christ.
   圣诞节是为了纪念耶酥的诞生。

com.mem.o.rate

v.tr.（及物动词）
com.mem.o.rat.ed,com.mem.o.rat.ing,com.mem.o.rates
To honor the memory of with a ceremony.See Synonyms at observe
纪念：用某仪式纪念参见 observe
To serve as a memorial to.
作为纪念物提供

来源：
Latin commemor3re commemor3t- [to remind]
拉丁语 commemor3re commemor3t- [使想起]
com- [intensive pref.] * see com-
com- [加强语言的前缀] *参见 com-
memor3re [to remind] from memor [mindful] * see (s)mer-
memor3re [使想起] 源自 memor [记住的] *参见 (s)mer-

【引伸】
commem.ora.tor
n.（名词）