I. (ˈ)sik|stēn(t)th adjective
Etymology: Middle English sixtenthe, alteration (influenced by sixtene sixteen) of sixtethe, from Old English sixtēotha (akin to Middle High German sehzehende, Old Norse sextāndi ) from sixtȳne sixteen + -otha, -tha -th
1. : being number 16 in a countable series
the sixteenth day
— see number table
2. : being one of 16 equal parts into which something is divisible
a sixteenth share of the money
II. noun
( plural sixteenths -n(t)s, -n(t)ths)
1. : number 16 in a countable series
the sixteenth of the month
2. : the quotient of a unit divided by 16 : one of 16 equal parts of something
one sixteenth of the total
3.
a. : a musical interval comprising two octaves and a second
b. : sixteenth note