lower

:  frown

1 :  relatively low in position, rank, or order

2 :  southern lower New York State

3 :  less advanced in the scale of evolutionary development

4a :  situated or held to be situated beneath the earth's surfaceb capitalized :  being an earlier epoch or series of the period or system named Lower Cretaceous Lower Paleolithic

5 :  constituting the popular and often the larger and more representative branch of a bicameral legislative body lower house

:  to move down :  drop; also :  diminish

1a :  to let descend :  let downb :  to depress as to direction lower your aimc :  to reduce the height of

2a :  to reduce in value, number, or amountb (1) :  to bring down in quality or character :  degrade (2) :  abase, humblec :  to reduce the objective of

1 :  located below another or others of the same kind a lower floor

2 :  located toward the bottom part of something the lower back

3 :  placed below another or others in rank or order a lower court

4 :  less advanced or developed lower animals

1 :  to move to a level or position that is below or less than an earlier one The sun lowered in the west.

2 :  to let or pull down He lowered a flag.

3 :  to make or become less (as in value, amount, or volume) The store lowered the price.

4 :  to reduce the height of We'll lower the fence.

:  the lower member of a pair; especially :  a lower denture