isogramy en · NOUN
Etymology
From isogram + -y.
Meanings
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(uncountable) The quality of being an isogram.
As far as it is discernible from the available literature, methodological investigations of isogramy have hitherto relied on introspection and manual searches of sources such as dictionaries and atlases.
2017 January 1, Florian Breit, “The Distribution of English Isograms in Google Ngrams and the British National Corpus”, in Bangor University, page 2: