Andante means to play music at a moderate pace. In terms of beats per minute (bpm), andante can mean anything from 58 bpm to 108 bpm. This is a wide range of tempos, so often times the bpm is listed on the sheet music near the word "andante."
Andante is Italian in origin. It is a form of the Italian word for andare (meaning "to go"), but it has often been translated as "moving along" or "walking pace." According to the online etymology dictionary, the word originated in 1742.
More than 20 different Italian tempo markings exist. The slowest of these markings is grave, and veloce is the quickest. Other common tempo markings are, from slowest to fastest, largo, lento, allegro and presto.