Dishwasher

A dishwasher comprising:

• a tub constructed to accommodate therein dishes;
• and
• a condenser disposed under the tub, wherein washing water and refrigerant flow separately in the condenser,
• wherein the condenser comprises:
• a housing defining an outer shape of the condenser and constructed that the washing water and the refrigerant flow separately therein;
• and
• a tube received inside the housing, wherein the refrigerant flows in and along the tube,
• wherein the tube is wound to form a plurality of cylindrical structures sequentially arranged to be spaced apart from each other in a diameter direction of the housing,
• wherein each of plurality of cylindrical structures includes each of a plurality of tube portions of the tube,
• wherein each of the plurality of tube portions extends in a longitudinal direction of the housing so as to be wound in a spiral coil manner around a center of the housing to form each of the plurality of cylindrical structures.