I. (ˈ)sō|lä interjection
Etymology: origin unknown
obsolete : hollo
II. noun
also so·lah ˈs(h)ō(ˌ)lä
( -s )
Etymology: Hindi śolā
: an East Indian shrubby herb ( Aeschynomene aspera ) the pith of which is used for making hats, swimming jackets, and toys — see topee
III. ˈsōlə noun
or sola bill
Etymology: Latin sola, feminine of solus sole, only
: an unduplicated bill of exchange
IV.
plural of solum