Liquid dispenser, in particular for discharging pharmaceutical or cosmetic liquids, having the following features: a. the liquid dispenser has a base unit with a liquid reservoir for accommodating liquid prior to discharge, and b. the liquid dispenser has a discharge head for fastening to the base unit of the liquid dispenser, c. the liquid dispenser has a pump device which can be actuated by a translation movement of the discharge head relative to the base unit and delivers liquid from the liquid reservoir into the discharge head, or the liquid reservoir is configured as a pressure accumulator and the liquid dispenser has a valve device which can be actuated by a translation movement of the discharge head relative to the base unit and delivers liquid from the liquid reservoir into the discharge head, and d. the discharge head has a housing which is configured to be fastened to the base unit in a stationary manner or linearly movable manner or linearly and rotatably movable manner, and e. the discharge head has a liquid outlet through which liquid can be output from the liquid reservoir into a surrounding atmosphere, and f. the discharge head has a liquid inlet through which liquid can be conveyed from the liquid reservoir to the liquid outlet, and g. the discharge head is configured to discharge liquid on the one hand in the form of an atomized spray and on the other hand in the form of a non-atomized liquid stream or in the form of individual droplets, characterized by the following features: h. the liquid outlet has an outlet channel passing through the housing, i. an inner part is arranged inside the outlet channel, and a spray opening is provided at the end of a spray channel on the front face of the inner part facing in the direction of the surrounding atmosphere, j. the inner part and the outlet channel are displaceable relative to each other such that, in a first relative position, a bypass channel is produced between an inner wall of the outlet channel and an outer face of the inner part, the flow resistance of which bypass channel is lower than that of the spray channel, and, in a second relative position, this bypass channel is at least partially closed, such that the flow resistance of the bypass channel is greater than that of the spray channel. a. the liquid dispenser has a base unit with a liquid reservoir for accommodating liquid prior to discharge, and b. the liquid dispenser has a discharge head for fastening to the base unit of the liquid dispenser, c. the liquid dispenser has a pump device which can be actuated by a translation movement of the discharge head relative to the base unit and delivers liquid from the liquid reservoir into the discharge head, or the liquid reservoir is configured as a pressure accumulator and the liquid dispenser has a valve device which can be actuated by a translation movement of the discharge head relative to the base unit and delivers liquid from the liquid reservoir into the discharge head, and d. the discharge head has a housing which is configured to be fastened to the base unit in a stationary manner or linearly movable manner or linearly and rotatably movable manner, and e. the discharge head has a liquid outlet through which liquid can be output from the liquid reservoir into a surrounding atmosphere, and f. the discharge head has a liquid inlet through which liquid can be conveyed from the liquid reservoir to the liquid outlet, and g. the discharge head is configured to discharge liquid on the one hand in the form of an atomized spray and on the other hand in the form of a non-atomized liquid stream or in the form of individual droplets, h. the liquid outlet has an outlet channel passing through the housing, i. an inner part is arranged inside the outlet channel, and a spray opening is provided at the end of a spray channel on the front face of the inner part facing in the direction of the surrounding atmosphere, j. the inner part and the outlet channel are displaceable relative to each other such that, in a first relative position, a bypass channel is produced between an inner wall of the outlet channel and an outer face of the inner part, the flow resistance of which bypass channel is lower than that of the spray channel, and, in a second relative position, this bypass channel is at least partially closed, such that the flow resistance of the bypass channel is greater than that of the spray channel.