That which fills up
or completes; the quantity or number required to fill a thing or
make it complete.
That which is required to supply a
deficiency, or to complete a symmetrical whole.
Full quantity, number, or amount; a
complete set; completeness.
A second quantity added
to a given quantity to make it equal to a third given
quantity.
Something added for ornamentation; an
accessory.
The whole working force
of a vessel.
The interval wanting to
complete the octave; -- the fourth is the complement of
the fifth, the sixth of the third.
A compliment.
In celebration of Noah Webster's Birthday (October 16, 2009), we have prepared an updated website. 
