Where does “tetragonal” come from?

Tetragonal comes from English tetragon and Ancient Greek γωνία, ultimately deriving from Proto-Indo-European kʷetwóres meaning "four."

tetragonal (English): Having four sides, like a tetragon; Having two...

Definitions

  1. Having four sides, like a tetragon; Having two...

Ancestry of “tetragonal”, step by step

StepLanguageWordMeaning
1English-álOf or pertaining to. Adjectival suffix appended to various words, often nouns, to produce an adjective form. Often added to words of Latin origin, but used with other words also
2EnglishaldehydeAny of a large class of reactive organic...
3GermanAldehydaldehyde
4Latinalcoholkohl, collyrium, stibium; any other powder...
5Andalusian Arabicكُحُول
6Arabicكحلantimony; kohl, stibnite; black coloring of the...
7Arabicكُحْلantimony; kohl, stibnite
8Akkadianguḫlumkohl, antimony paste

Words derived from “tetragonal

Every word from Akkadian guḫlumEvery word from English -álEvery word from Arabic كُحْل