Definition of Swammerdam, Jan in English:

Swammerdam, Jan

Line breaks: Jan Swam¦mer|dam
Pronunciation: /ˈswamədam
( 1637–80), Dutch naturalist and microscopist. He classified insects into four groups and was the first to observe red blood cells.

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Word of the day demoralize
Pronunciation: dəˈmôrəˌlīz
cause (someone) to lose confidence or hope; dispirit