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Pronunciation varies by accent · noun
(paper, printing) Abbreviation of folio, page and book size (10"-12.5" x 15"-20")..
Use f. o. when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
F. o. means (paper, printing) Abbreviation of folio, page and book size (10"-12.5" x 15"-20")..
Common synonyms include f, F.
The opposite depends on the specific sense.
Use f. o. where its definition matches the intended context.
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