chrom-

1. a combining form meaning “color,” used in the formation of compound words:

   chromhydrosis.

2. Chemistry.
   1. a combining form used in the names of chemical compounds in which chromium is present.
   2. a combining form that, when prefixed to the name of a chemical compound, denotes its colored form.

Word History and Origins

Origin of chrom-¹

The Greek word chrôma “color” ( chroma ) underlies chrom- def 1; chrom- def 2 is derived from chromium

Example Sentences

Few of the crofters have ploughs; they work their crofts by means of the "cas-chrom" (see illustration).

From Project Gutenberg