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.
Origin. Senpai, sometimes spelled âsempaiâ, is a Japanese honorific term used when speaking to someone of an elevated social status in schools, dojos or sports clubs. The term is usually reserved for mentors, and does not apply to authority figures such as teachers or bosses.bout. âI Hope Senpai Will Notice Meâ is a catchphrase commonly associated with anime shows and manga books that can often be found on the microblogging site Tumblr to express a quest to resolve unrequited admiration.