tetradic

== English == === Etymology === From Ancient Greek τετρᾰδῐκός (tetrădĭkós). === Pronunciation === Rhymes: -ædɪk === Adjective === tetradic (not comparable) Of or relating to a tetrad. (of a shape) Having four-fold symmetry; used especially of the digits 0, 1 and 8. === Anagrams === citrated, tetracid