sequestrum

noun

se·​ques·​trum si-ˈkwe-strəm 

plural sequestrums also sequestra si-ˈkwe-strə 

: a fragment of dead bone detached from adjoining sound bone

Word History

Etymology

New Latin, from Latin, legal sequestration, from sequester

First Known Use

1831, in the meaning defined above

Medical Definition

sequestrum

noun

se·​ques·​trum si-ˈkwes-trəm 

plural sequestrums also sequestra -trə 

: a fragment of dead bone detached from adjoining sound bone