know A from B means distinguish A from B. But what does intransitive know from mean? I looked it up in several dictionaries to no avail.

Not only architects are researching architectural subjects. A lot of researchers come from other disciplines with different research cultures. Hence, research approaches as well as research achievements are different. They are published in journals of each discipline, often not knowing from each other; some are not even published, as they were done in offices and not labeled as research.

Research Culture in Architecture: Cross-Disciplinary Collaboration

1 Answer 1


In that sentence it appears to simply mean 'not knowing about.' As a native speaker with an West Coast American dialect, it sounds weird here, and I don't think it is a common usage.

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    It sounds like strange cross between without hearing from each other, and without knowing about each others work. Apr 3, 2022 at 1:32

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