I. ˈsiks(t)th, -kst adjective
Etymology: Middle English sixte, sexte, from Old English sixta, siexta (akin to Old High German sehto, sehsto, Old Norse sētti, Gothic saihsta ), from six, siex six + -ta (from -otha, -tha -th)
1. : being number six in a countable series
the sixth day
— see number table
2. : being one of six equal parts into which something is divisible
a sixth share of the money
II. noun
( plural sixths -ks(ts), -ks(t)ths)
1. : number six in a countable series
the sixth of the month
2. : the quotient of a unit divided by six : one of six equal parts of something
one sixth of the total
3.
a. : a musical interval embracing six diatonic degrees
b. : a tone at this interval ; specifically : the sixth note or tone of a scale : submediant
c. : the harmonic combination of two tones a sixth apart
4. : sixte
III. adverb
1. : in the sixth place
2. : with five exceptions
the nation's sixth largest city