Part of speech:
the ordinal number of sixty in counting order
one part in sixty equal parts
Find another word for sixtieth. In this page you can discover 12 synonyms, antonyms, idiomatic expressions, and related words for sixtieth, like: 60th, one-sixtieth, fiftieth, thirtieth, fortieth, seventieth, ninetieth, eightieth, seventy-fifth, twenty-fifth and thirty-fifth.