Haversian system

noun

(sometimes lowercase)

1. a Haversian canal and the series of concentric bony plates surrounding it.

Word History and Origins

Origin of Haversian system¹

First recorded in 1835–45; Haversian canal

Example Sentences

The nutrition of the bone is disturbed, as is indicated by the diminished density or rarefaction of the bony substances, the increase in the size or widening of the Haversian canal and the medullary cavity, and the enlargement of the network of spaces in the spongy tissue, the absorptive changes following the course of the Haversian system.

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Numerous bloodvessels ramify in it, and, with their attendant nerves, break up to enter the numberless canals of the Haversian system.

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