For units in astronomy, see astronomical system of units. The astronomical unit (symbol au, AU or ua) is a unit of length, roughly the distance from the Earth to the Sun. However, that distance varies as the Earth orbits the Sun, from a maximum (aphelion) to a minimum (perihelion) and back again once a year.
senza. prep. 1. (Classical Music) music without; omitting. [Italian]. 1  Facebook.enza. prep. 1. (Classical Music) music without; omitting. [Italian]. 1  Facebook.
Senpai means a freshman likes a senior, means a lower grade likes (or) has a crush on a higher grade. Here, let me help you out. A senpai (åè¼©) is a person of higher or greater rank than you. If it is used in this manor it can also be used to address him or her of older age.