in·ad·ver·tent \| ̷ ̷(ˌ) ̷ ̷| ̷ ̷ənt\adjective Etymology: back-formation from inadvertence, inadvertency 1.: not turning the mind to a matter : heedless, negligent, inattentive < an inadvertent remark > 2.: unintentional < inadvertent violations of trade laws — Current Biography > • in·ad·ver·tent·lyadverb