A scholarly book or a treatise on a single subject or a group of related subjects; especially, such a document that is written by one person.
It may still be years before we see, what we all look forward to, the great and final book on Knossos. Meanwhile learned monographs on different sections of the subject have been fast accumulating. They form the principal contents of six successive Annuals of the British School at Athens, and a not inconsiderable portion of the six corresponding volumes of The Journal of Hellenic Studies.1907, Ronald M. Burrows, The Discoveries In Crete, page vi:
The complex history of the Wirral Railway and the lines with which it was interlinked needs more lucid treatment than is given in this 39-page monograph - and clearer maps and an index.1961 August, “New reading on railways:The Wirral Railway”, in Trains Illustrated, page vii:
2 more examples
1996 March, Cullen Murphy, "Hello Darkness", The Atlantic Monthly, Volume 277, No. 3, pp. 22-24. I had never given much thought to the role of darkness in ordinary human affairs until I read a monograph prepared by John Staudenmaier, a historian of technology and a Jesuit priest, for a recent conference at MIT.
Crooke made a few references to two of his monographs (1896a and 1896b) but did not take quotations from his own works.2018, James Lambert, “Setting the Record Straight: An In-depth Examination of Hobson-Jobson”, in International Journal of Lexicography, volume 31, number 4, →DOI, page 494:
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Engineering, Natural sciences, Physical sciences, TechnicalArchaic A nonserial (nonperiodical) publication: a one-time publication.
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Human sciences, Linguistics, SciencesUncommon A single letter, especially one which represents a phoneme by itself.
It is among the most studied, monographed, celebrated and sent-up works of modern art, and perhaps as influential as any from the last century.2009 April 26, Charles Isherwood, “A Long Wait for Another Shot at Broadway”, in New York Times:
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US Of the FDA: to publish a standard that authorizes the use of (a substance).