beryllium

/be'riljəm/

Thân thiện

A scientist carefully handles a sample of beryllium in a laboratory.

Definition

1. Noun:
   • A chemical element: Beryllium is a lightweight, strong, brittle, gray, toxic, bivalent (having a valence of two) metallic element with the symbol Be and atomic number 4.

Usage

• Beryllium is used as a noun to refer specifically to the metallic element. It is typically used in scientific, industrial, and technical contexts.

Examples

• Noun:
  • Beryllium is used in the aerospace industry because of its lightness and strength.
  • Exposure to beryllium dust can cause a serious lung disease.

Advanced Usage

• "Beryllium copper": A notable alloy containing beryllium, known for its high strength and conductivity.
  • The springs are made from beryllium copper for durability.

Variants and Related Words

• Be: The chemical symbol for beryllium.
• Glucinium (archaic): An obsolete name for beryllium.

Synonyms

• Element 4: Referring to its atomic number.
• Glucinium (historical synonym).

Notes

• Beryllium is a specialized term with no common idioms or phrasal verbs. Its usage is confined to scientific and technical fields.

Học thuật

Noun

1. a light strong brittle grey toxic bivalent metallic element

Từ đồng nghĩa

• Be
• glucinium
• atomic number 4