In′at‐ten″tive (?), a. [Cf. F. inattentif.] Not attentive; not fixing the mind on an object; heedless; careless; negligent; regardless; as, an inattentive spectator or hearer; an inattentive habit. I. Watts.
Syn. — Careless; heedless; regardless; thoughtless; negligent; remiss; inadvertent.
— In′at‐ten″tive‐ly, adv. — In′at‐ten″tive‐ness, n.