Definitions for quasi-
Random House Webster's College Dictionary
qua•siˈkweɪ zaɪ, -saɪ, ˈkwɑ si, -zi(adj.)
resembling; seeming; virtual:
a quasi member.
Origin of quasi:
1905–10; independent use of quasi -
a combining form meaning “resembling,”“having some, but not all of the features of”:
Origin of quasi-:
< L quasi as if, as though =qua(m) as +sī if
Similar to, but not exactly the same as; virtual(ly).
Origin: From quasi, from quam (interrogative adverb) + si (conditional particle).