to one ear(r = adv.all) in one ear, monaurally - in a monaural manner; "the stimuli were presented monaurally"

as one, at one, at one time, bear's ear, beneath one, beyond one, cauliflower ear, ear, ear canal, ear doctor, ear fungus, ear hole, ear lobe, ear piercing, ear specialist, ear splitting, ear trumpet, elephant ear, elephant's ear, external ear, fast one, for each one, for one, for one thing, from each one, give ear, go one better, hundred and one, in one case, in one ear, inner ear, internal ear, lion's ear, loved one, midas's ear, middle ear, mouse ear, naked as the day one was born, number one, number one wood, on one hand, on the one hand, one, one after another, one and all, one and only, one at a time, one by one, one c, one dollar bill, one horse, one hundred, one hundred eighty, one hundred fifteen, one hundred fifty, one hundred fifty-five, one hundred five, one hundred forty, one hundred forty-five, one hundred ninety, one hundred one, one hundred seventy, one hundred seventy-five, one hundred sixty, one hundred sixty-five, one hundred ten, one hundred thirty, one hundred thirty-five, one hundred twenty, one hundred twenty-five, one iron, one million million, one million million million, one of the boys, one of these days, one one's coattails, one percent, one piece, one shot, one sided, one thousand, one thousand million, one thousand thousand, one time, one upmanship, outer ear, play by ear, play it by ear, pull a fast one, pull a fast one on, put one across, put one over, rolled into one, six of one and half a dozen of, square one, thousand and one nights, tin ear, to each one, vestibule of the ear, young one