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semiweekly

[sem-ee-week-lee, sem-ahy-] /ˌsɛm iˈwik li, ˌsɛm aɪ-/
adjective
1.
occurring, done, appearing, or published twice a week:
semiweekly visits.
noun, plural semiweeklies.
2.
a semiweekly publication.
adverb
3.
twice a week:
He traveled semiweekly to Detroit.
Origin of semiweekly
1785-1795
1785-95, Americanism; semi- + weekly
Can be confused
biweekly, semiweekly (see usage note at bi-)
Usage note
See bi-1.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2016.
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Word Origin and History for semi-weekly
adj.

also semiweekly, "occurring twice a week," 1791, from semi- + weekly.

Online Etymology Dictionary, © 2010 Douglas Harper
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6
7
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