素そ

noun

white silk; undyed silk

Refers to plain white silk fabric, often undyed and unadorned. This is a traditional material used in clothing and art.

• この着き物ものは素そで仕し立たてられている。

  This kimono is made of white silk.

noun

prime; relatively prime

Mathematics term. Used in number theory to describe numbers that share no common factors other than 1. Often appears in the phrase 互いに素 (coprime).

See also: 互いに素

• 8と15は互たがいに素そである。

  8 and 15 are coprime.

noun

principle; element

Chemistry term. Refers to a fundamental substance or element, often in the context of classical or alchemical concepts. Rare in modern usage outside historical or philosophical contexts.

• 古こ代だいの哲てつ学がくでは、万ばん物ぶつは四よっつの素そから成なると考かんがえられた。

  In ancient philosophy, all things were thought to be composed of four elements.