A form of spectroscopy that analysis absorption spectrums.

(archaeology) a technique used to date bones by measuring the amount of fluorine absorbed from the surrounding soil

(chemistry, physics) A quantitative analytical technique in which the content of various elements are measured via their absorption of light

A policy of absorption or assimilation.

A proponent of absorptionism; one supporting a policy of assimilation. / (medicine, historical) One who believed in a certain theory of infectious diseases.

plural of absorptionist