a book or digital resource that is released every year giving information for that year about a particular subject or activity 年鉴 a cricket almanac 板球年鉴
a book or digital resource that gives information about the sun, moon, times of the tides (= the rise and fall of the sea level), etc. for each day of the year 历书；年历
Word Originlate Middle English: via medieval Latin from Greek almenikhiaka, of unknown origin.