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

1 sense of quadrillionth

Sense 1
one-quadrillionth, quadrillionth -- (one part in a quadrillion equal parts)
       => common fraction, simple fraction -- (the quotient of two integers)

Antonyms of adj quadrillionth

1 sense of quadrillionth

Sense 1
quadrillionth -- (the ordinal number of one quadrillion in counting order)

INDIRECT (VIA ordinal) -> cardinal -- (being or denoting a numerical quantity but not order; "cardinal numbers")

Similarity of adj quadrillionth

1 sense of quadrillionth

Sense 1
quadrillionth -- (the ordinal number of one quadrillion in counting order)
       => ordinal (vs. cardinal) -- (being or denoting a numerical order in a series; "ordinal numbers"; "held an ordinal rank of seventh")