omnibus

nouns

an anthology of articles on a related subject or an anthology of the works of a single author
is a type of (narrower)
a collection of selected literary passages
a vehicle carrying many passengers; used for public transport
"he always rode the bus to work"

adjectives

providing for many things at once
"an omnibus law"
is similar to
including all or everything
"comprehensive coverage"; "a comprehensive history of the revolution"; "a comprehensive survey"; "a comprehensive education"