Now the latent period may not remain constant, but undergo change under the action of the polarising current.
Using a polarising photometer, he found that only 13 per cent.
1811, in optics, from French polariser, coined by French physicist Étienne-Louis Malus (1775-1812) as a term in optics, from Modern Latin polaris "polar" (see polar). Transferred sense of "to accentuate a division in a group or system" is first recorded 1949 in Arthur Koestler. Related: Polarized; polarizing.