birth rate

ریشه

The term 'birth' refers to the act of being born, and 'rate' refers to a measure of occurrence or frequency. The phrase 'birth rate' has been in use since the mid-19th century.

مثال

• The country has experienced a decline in its birth rate over the past decade.
• The government implemented policies to increase the birth rate and address population decline.
• The birth rate in urban areas is often lower than in rural areas.

ترکیب‌های رایج

Decline in birth rate Increase in birth rate Urban/rural birth rate Factors influencing birth rate