"semiweekly" in the noun sense
1. semiweekly
a periodical that is published twice each week (or 104 issues per year)
"semiweekly" in the adjective sense
1. semiweekly, biweekly
occurring twice a week
"semiweekly" in the adverb sense
1. semiweekly, biweekly
twice a week
"he called home semiweekly"
Source: WordNet® (An amazing lexical database of English)
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