An Etymological Dictionary of Astronomy and Astrophysics

The whole quantity or amount.

Etymology (EN): M.E. al, plural alle; O.E. eall “all, every, entire;”
cf. O.Fris., O.H.G. al, O.N. allr, Goth. alls.

Etymology (PE): Hamé- “all,” variant hami “all the time, always;” Mid.Pers. hamâg “all,” hamê “all the time, always;” Av. hama- “any;” cf. Skt. sama-“any, every, whichever;” Gk. amo-then “whichever;”
Goth. sums “any;” O.N. sumr “any;” O.E. sum “some;” E. some.