He edited the semiweekly New Orleans Louisianan from 1870 to 1872.
From the en.wikipedia.org
His first newspaper job, at the semiweekly Post-Searchlight in Bambridge, Ga., started with routine news coverage.
From the charlotteobserver.com
Because daily classes last an average of three hours, students and faculty interact a great deal more than a conventional 50-minute semiweekly class.
From the en.wikipedia.org
There, he became editor of a new semiweekly newspaper the Marylander-a publication originally founded to support the re-election of John Quincy Adams.
From the en.wikipedia.org
His voice is a whisper, despite monthly trips to a Veterans Affairs hospital and semiweekly self-insertions of plastic tubing to widen his esophagus so he can eat.
From the sacbee.com
Mr. Griffin, who died on Nov. 23 at 78, was the city editor of a semiweekly Pecos newspaper that competed fiercely with a daily paper owned by none other than Mr. Estes.
From the post-gazette.com
So-called SWAP technicians, who rely on computers to analyze soil, water, atmosphere and plant conditions weekly or semiweekly, can tell a farmer how much moisture to use for up to 60 days.
From the time.com
More examples
Twice a week; "he called home semiweekly"
A periodical that is published twice each week (or 104 issues per year)