sado-masochism (n.) Look up sado-masochism at
also sadomasochism, 1916, from comb. form of sadism + masochism. Abbreviation S & M first attested 1965. An earlier word for sexualities that focused on violence was algolagnia (1900), Modern Latin, coined in German in 1892 by German doctor and paranormalist Albert von Schrenck-Notzing (1862-1929) from Greek algos "pain" + lagneia "lust," from lagnein "to lust."