A considerable number: meaning, definitions and examples

Used to describe a large quantity of countable items, often in more formal contexts.

• A considerable number of students attended the lecture.
• We noticed a considerable number of errors in the report.

Highlights both the large quantity and the importance or value of something, used in various contexts including formal and informal settings.

• The project received substantial funding from the government.
• He inherited a substantial estate from his grandparents.

Emphasizes importance or impact, often used in academic, scientific, or analytic discussions.

• The results showed a significant increase in efficiency.
• There was a significant drop in sales last quarter.

Pertains to something notably large in size or volume, commonly used in informal or everyday contexts.

• They made a sizeable donation to the charity.
• We have accumulated a sizeable amount of savings over the years.