Antonyms of adj bimestrial

2 senses of bimestrial

Sense 1
bimonthly, bimestrial -- (occurring every two months; "bimonthly visits")

INDIRECT (VIA periodic) -> aperiodic, nonperiodic -- (not recurring at regular intervals)

Sense 2
bimestrial -- (two months long; lasting two months)

INDIRECT (VIA long) -> short -- (primarily temporal sense; indicating or being or seeming to be limited in duration; "a short life"; "a short flight"; "a short holiday"; "a short story"; "only a few short months")

Similarity of adj bimestrial

2 senses of bimestrial

Sense 1
bimonthly, bimestrial -- (occurring every two months; "bimonthly visits")
       => periodic (vs. aperiodic), periodical -- (happening or recurring at regular intervals; "the periodic appearance of the seventeen-year locust")

Sense 2
bimestrial -- (two months long; lasting two months)
       => long (vs. short) -- (primarily temporal sense; being or indicating a relatively great or greater than average duration or passage of time or a duration as specified; "a long life"; "a long boring speech"; "a long time"; "a long friendship"; "a long game"; "long ago"; "an hour long")