collectively

From collective +‎ -ly.

collectively (not comparable)

1. In a collective manner; viewed together as a whole; to be treated as a single unit, rather than the items that make up the collection separately.
   • 2001, Michael Dobrovolsky, “Phonetics: The Sounds of Language”, in William O'Grady, John Archibald, Mark Aronoff, Janie Rees-Miller, editors, Contemporary Linguistics, →ISBN, page 18:

     ...the tube of the throat between the larynx and the oral cavity, which is called the pharynx; the oral cavity; and the nasal cavity. These passages are collectively known as the vocal tract.

• jointly, mutually; see also Thesaurus:jointly

• collectively exhaustive