What is the meaning of expand?

verb

• Extend in one or more directions.
  • usage: "The dough expands"
  • synonyms: spread out
• Become larger in size or volume or quantity.
  • usage: "his business expanded rapidly"
• Make bigger or wider in size, volume, or quantity.
  • usage: "expand the house by adding another wing"
• Grow vigorously.
  • usage: "The deer population in this town is thriving"; "business is booming"
  • synonyms: boom, thrive, flourish
• Exaggerate or make bigger.
  • usage: "The charges were inflated"
  • synonyms: inflate, blow up, amplify
• Add details, as to an account or idea; clarify the meaning of and discourse in a learned way, usually in writing.
  • usage: "She elaborated on the main ideas in her dissertation"
  • synonyms: elaborate, lucubrate, expatiate, exposit, enlarge, flesh out, expound, dilate
• Expand the influence of.
  • usage: "The King extended his rule to the Eastern part of the continent"
  • synonyms: extend