Dis‐ad′van‐ta″geous (?), a. [Cf. F. désavantageux.] Attended with disadvantage; unfavorable to success or prosperity; inconvenient; prejudicial; — opposed to advantageous; as, the situation of an army is disadvantageous for attack or defense.
Even in the disadvantageous position in which he had been placed, he gave clear indications of future excellence. Prescott.
— Dis‐ad′van‐ta″geous‐ly, adv. — Dis‐ad′van‐ta″geous‐ness, n.