selenium — 영어 사전

명사

1. A nonmetallic chemical element (symbol Se) with an atomic number of 34, used mainly in glassmaking and pigments and as a semiconductor.

   용법

   • 불가산
   • usually

   상위어

   chalcogen

   예문

   Pluck almost any cell from your body and it will have a million or more selenium atoms in it.

2. An atom of this element.

   용법

   • 불가산
   • usually

명사

1. a toxic nonmetallic element related to sulfur and tellurium; occurs in several allotropic forms; a stable grey metallike allotrope conducts electricity better in the light than in the dark and is used in photocells; occurs in sulfide ores (as pyrite)

   동의어

   Seatomic number 34

   상위어

   chemical elementelementantioxidant