Etymology of tetrad by etymonline

1660s, "period a ship suspected of carrying contagious disease is kept in isolation," from Italian quaranta giorni, literally "space of forty days," from ...

Numbers – Language Log

... tetrad; tetragrammaton; tetrameter; tetrarch ... (etymonline). See also kwetwer- in The American ... etymology with Hittite paršanaš 'leopard' (Wang ...

Etymology of Teton by etymonline

member of a western Sioux people, 1806, from Dakota titonwan, literally "dwellers on the prairie," from thi + huwa. The name is unrelated to the Grand Teton ...

This is from PIE *bhle-was "light-colored, blue, blond, yellow," from root *bhel- (1) "to shine, flash, burn," also "shining white" and forming ...

Tetrad - Definition, Meaning & Synonyms - Vocabulary.com

Tetrad comes from a Greek root, the word tetras, "group of four," from tetra, or "four." Definitions of tetrad. noun. the cardinal number that is the sum of ...

Etymonline Tutorial for Educators - YouTube

Etymonline.com is a POWERFUL resource for learning the etymology and morphology of words if you know how to use it.

Medicine:Sadistic personality disorder - HandWiki

... tetrad" of personality. See also. Antisocial personality disorder, a ... ↑ "Origin and meaning of sadism". https://www.etymonline.com/word/sadism.

cleome | The Registry of Nature Habitats

Etymology. The word "sadism" was first coined ... Dark tetrad. Main article: Dark_triad § Dark_tetrad ... ^ "Sadism | Etymology of sadism by etymonline".