Pronunciation

/səˈlfər/

Definitions

• Noun: A chemical element with the symbol S and atomic number 16, known for its yellowish-gray color and characteristic smell. It is a nonmetallic solid that occurs naturally in volcanic regions and is used in various industrial processes and compounds, such as matches, gunpowder, and fertilizers.
• Adjective: Relating to or containing sulfur; sulfurous. For example: “The volcanic fumes emitted a pungent sulphur smell.”

Phrases

• “Sulphuric acid” is the scientific name for a strong mineral acid derived from sulfur.
• “Sulfur dioxide” (SO2) is a gas emitted during volcanic eruptions and industrial processes.
• “Sulfuric fertilizers” are used to enhance soil fertility.

Example Sentences

• Noun: “The mine yielded vast reserves of sulfur, which were then processed for use in various industries.”
• Adjective: “The cave walls were stained with a faint sulphur hue.”
• “The sulfur springs near the town provided a source of thermal energy.”

Synonyms

• Sulfuric
• Sulfurous
• Sulfidic
• Volcanic
• Elemental sulfur

Note: Although “sulphur” is an older spelling, the modern form is “sulfur.” The British spelling is still occasionally used in scientific contexts.