SELENIUM

Noun Verb Adjective

Definition

SELENIUM A nonmetallic element, red in powder form, black in vitreous form, and metallic gray in stable crystalline form, resembling sulfur and found as an impurity in pyrites or obtained as a byproduct of electrolytic copper refining. It is widely used in rectifiers, as a semiconductor, and in xerography. Its photovoltaic and photoconductive actions make it useful in photocells, photographic exposure meters, and solar cells. Atomic number 34; atomic weight 78.96; melting point (gray) 221°C; boiling point (gray) 685°C; specific gravity (gray) 4.79; (vitreous) 4.28; valence 2, 4, or 6. cross-reference: Periodic Table.

Word Analysis

Usage and Context

The word SELENIUM can be used in various contexts in written and spoken English. As a valid Scrabble word, it represents a legitimate part of the English lexicon. Understanding words like this helps expand vocabulary and appreciation for the diversity and richness of the English language.

Learning Tip

Many words in the Scrabble dictionary originate from specialized fields (such as science, medicine, geography), historical periods, or other languages. Learning these words helps you understand how English has evolved over time and continues to incorporate new terms from around the world. Words like SELENIUM demonstrate the complexity and richness of English vocabulary.

Scrabble Information

Word: SELENIUM

Length: 8 letters

Dictionary: Valid in TWL and SOWPODS

Status: Official Scrabble word

Usage

The word SELENIUM can be used in various contexts. As a valid Scrabble word, it can be played on the Scrabble board according to standard game rules.