Definify.com

Webster 1913 Edition

Semimonthly

Semˊi-month′ly

Adj.

Coming or made twice in a month;

as,

semimonthly

magazine; a

semimonthly

payment.

–

Noun.

Something done or made every half month; esp., a semimonthly periodical.

–

adv.

In a semimonthly manner; at intervals of half a month.