Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun thirty

1 sense of thirty

Sense 1
thirty, 30, XXX -- (the cardinal number that is the product of ten and three)
       => large integer -- (an integer equal to or greater than ten)

Antonyms of adj thirty

1 sense of thirty

Sense 1
thirty, 30, xxx -- (being ten more than twenty)

INDIRECT (VIA cardinal) -> ordinal -- (being or denoting a numerical order in a series; "ordinal numbers"; "held an ordinal rank of seventh")

Similarity of adj thirty

1 sense of thirty

Sense 1
thirty, 30, xxx -- (being ten more than twenty)
       => cardinal (vs. ordinal) -- (being or denoting a numerical quantity but not order; "cardinal numbers")