World Metrology Day 2023 – Its Theme, Significance & History

World Metrology Day 2023

To commemorate the anniversary of the signing of the Meter Convention in 1875, World Metrology Day is observed annually on 20 May. This international treaty, signed in Paris, laid the foundation for global agreement on units of measurement. The World Metrology Day project is a collaborative effort between the BIPM and the OIML.

Theme for World Metrology Day 2023

The theme for World Metrology Day 2023 focuses on the role of measurements in supporting the global food system. This choice reflects the increasing challenges posed by climate change and the worldwide distribution of food in a population that reached 8 billion by the end of 2022.

Significance of World Metrology Day 2023

World Metrology Day provides an opportunity to celebrate the significance of metrology and raise awareness of its impact on our daily lives. It serves as a platform to explore how metrology can contribute to enhancing the quality and safety of products and services.

Ways to celebrate World Metrology Day

  1. Visit a metrology laboratory or museum.
  2. Learn about the history of metrology.
  3. Stay informed about the latest advances in metrology.
  4. Engage in conversations with metrologists to understand their work.
  5. Participate in metrology events or activities.

History of World Metrology Day 2023

World Metrology Day marks the signing of the Metre Convention on 20 May 1875, where representatives from seventeen nations came together. This convention laid the groundwork for international cooperation in the field of measurement and its applications in industry, commerce, and society. The original objective of the Metre Convention, achieving worldwide uniformity in measurement, remains as relevant today as it was in 1875.

World Metrology Day

During the convention, the metric system was established, and the International Prototype of the Kilogramme (IPK) was designated as the standard unit of mass. Additionally, the International Prototype of the Metre (IPM) was selected as the standard unit of length.

Let us come together to honor World Metrology Day and the remarkable advancements in measurement standards that shape our modern world.

World Metrology Day 2023 – FAQs

Q1: What is World Metrology Day?

Ans: Every year on May 20, World Metrology Day is observed to honour the Metre Convention’s signature in 1875. It draws attention to metrology’s significance and its contribution to international measurement standards.

Q2: What is the theme for World Metrology Day 2023?

Ans: World Metrology Day 2023 will focus on “Measurements supporting the global food system.” It emphasizes on the importance of precise measurements in tackling climate change concerns and guaranteeing the effective distribution of food globally.

Q3: Why is World Metrology Day significant?

Ans: The occasion presented by World Metrology Day offers a chance to increase public understanding of metrology’s significance in our daily lives. It focuses on how precise measurements help to raise the caliber, safety, and effectiveness of goods and services.


  • Pritipalit

    Priti Palit, an accomplished edtech writer, boasts a wealth of experience in preparing candidates for multiple government exams. With a passion for education and a keen eye for detail, she has contributed significantly to the field of online learning. Priti's expertise and dedication continue to empower aspiring individuals in their pursuit of success in government examinations.

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