Definition of Zsigmondy, Richard in English:

Zsigmondy, Richard

Syllabification: Zsig·mon·dy, Richard
Pronunciation: /ˈZHigˌmôndē
 
/
( 1865–1929), German chemist, born in Austria; full name Richard Adolf Zsigmondy. He investigated the properties of various colloidal solutions and invented the ultramicroscope for counting colloidal particles. Nobel Prize for Chemistry (1925).

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Word of the day middlescent
Pronunciation: ˌmidlˈesənt
adjective
middle-aged, but still maintaining youthful interests and activities