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

1 sense of tertiary

Sense 1
Tertiary, Tertiary period -- (from 63 million to 2 million years ago)
       INSTANCE OF=> period, geological period -- (a unit of geological time during which a system of rocks formed; "ganoid fishes swarmed during the earlier geological periods")

Antonyms of adj tertiary

1 sense of tertiary

Sense 1
third, 3rd, tertiary -- (coming next after the second and just before the fourth in position)

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

Similarity of adj tertiary

1 sense of tertiary

Sense 1
third, 3rd, tertiary -- (coming next after the second and just before the fourth in position)
       => ordinal (vs. cardinal) -- (being or denoting a numerical order in a series; "ordinal numbers"; "held an ordinal rank of seventh")