Trimonthly
Trimonthly is a term used to describe events or publications that occur at three-month intervals. In standard usage it means every three months, which makes it effectively equivalent to quarterly. However, the term is sometimes read as three times per month, which creates ambiguity.
Etymology: from tri- meaning three and monthly. The sense of every three months emerges from the alignment
Usage and guidance: Because trimonthly can be ambiguous, many style guides advise avoiding it when precise
Context: It is used in publishing schedules, financial reports, and project planning. Example usage: The journal
Related terms include quarterly and bimonthly, which themselves can be ambiguous in different contexts. To ensure
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