[ˌbæθəˈkrɒmɪk]

Definitions

1. adjective

Describing a substance that exhibits a shift in wavelength of absorbed or emitted light to longer wavelengths when its concentration is increased.

“The bathochromic shift in the absorption spectrum indicated a change in the molecular structure of the compound.”

2. noun

A bathochromic shift, especially in the context of spectroscopy.

“The researcher studied the bathochromic in the sample’s absorption spectrum.”