kinetochore

noun

ki·​net·​o·​chore kə-ˈne-tə-ˌkȯr 

kī-

1

: centromere

2

: a specialized structure on the centromere to which the microtubular spindle fibers attach during mitosis and meiosis

Word History

Etymology

kinet- + Greek chōros place

First Known Use

1934, in the meaning defined at sense 1

Medical Definition

kinetochore

noun

ki·​neto·​chore kə-ˈnet-ə-ˌkō(ə)r  kī- 

-ˌkȯ(ə)r

1

: centromere

2

: a specialized structure on the centromere to which the microtubular spindle fibers attach during mitosis and meiosis