Grassmann's law

English

Etymology

Named after German linguist Hermann Grassmann (1809–1877).

Proper noun

Grassmann's law

1. (phonology) A dissimilatory phonological process in Ancient Greek and Sanskrit, according to which an aspirated consonant loses its aspiration if it is followed by another aspirated consonant in the next syllable.
2. (optics) An empirical law about human colour perception, stating that chromatic sensation can be described in terms of an effective stimulus consisting of linear combinations of different light colours.

Translations

sound law

law about colour perception