twelfth
twelfth
noun
One of twelve equal parts into which something is divided.
"He ate a twelfth of the pie."
noun
The person or thing occupying the twelfth position in a series.
"She was the twelfth in line."
determiner
Denoting the position after the eleventh in a sequence; 12th.
"The twelfth of December is her birthday."
Thesaurus
Synonyms: duodecimal, twelfth part, one-twelfth, 12th, ordinal