| Leeuwenhoek | Anton van, Dutch microscopist, 1632-1723. See: Leeuwenhoek's canals. (05 Mar 2000) |
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| Leeuwenhoek's canals | <anatomy> The small Vascular canal's that run longitudinally in the centre of haversian systems of compact osseous tissue, through which the blood vessels ramify in bone. Synonym: Leeuwenhoek's canals. (05 Mar 2000) |