1. (adv.) Side by side; by the side.

2. (adv.) In an indirect or subordinate manner; indirectly.

3. (adv.) In collateral relation; not lineally.

abeam acquainted along by alongside au courant au fait beside by coextensively collaterally contemporary conversant equidistantly in parallel informed nondivergently parallelly parallelwise red-hot side-by-side up up-to-date up-to-the-minute versed