Question

on = \time\ om = \color\ a = \change, beyond\ er = \measure\ no = \one\ based on the list of word roots, what is the meaning of the word monochromatic? capable of changing color occurring at a single time consisting of only one color able to measure time

Explanation:

The prefix "mono -" means one, and "chrom -" means color. So "monochromatic" means consisting of only one color.

Answer:

consisting of only one color