chromomere

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. One of the serially aligned beadlike granules of concentrated chromatin that constitutes a chromosome during the early phases of cell division.

Century Dictionary and Cyclopedia

1. n. In cytology, one of the minute chromatin granules which go to make a chromosome: same as an id of Weismann.

Wiktionary

1. n. genetics Any of a group of beadlike granules of chromatin that constitutes a chromosome during cell division