poly-
(Greek: many, much; excessive; abnormal amount, profuse, ample, large quantity; multiple, abundant, numerous)
Don’t confuse this poly- with another -poly which means “to sell”.
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2. Acquaintance with many branches of knowledge.
The German Jesuit polymath, Athanasius Kircher (1602-1680) was acclaimed during his life time as one of the most learned men of his era. He made contributions to almost every branch of science including mathematics, astronomy, harmonics, acoustics, chemistry, microscopy, medicine, was believed to be able to decipher Egyptian hieroglyphics, and published extensively on scientific topics.
Related topics utilizing this poly- prefix: Polysemy and Polysemous and Polygamy Sections.
Inter-related cross references, directly or indirectly, involving word units meaning "more, plentiful, fullness, excessive, over flowing": copi-; exuber-; hyper-; multi-; opulen-; ple-; pleio-; plethor-; super-; total-; ultra-; undu-.