A metric prefix is a numerical multiplier that is placed before a basic unit of measure to indicate a specified multiple or fraction of that unit. The 20 recognized metric prefixes have been specified ...

The metric system's governing body has added some new terms to help describe massive amounts of data. The General Conference on Weights and Measures last week added the prefixes "ronna" and "quetta." ...

Meet the metric system’s newest prefixes: ronna-, quetta-, ronto- and quecto-. Adopted November 18 at the 27th General Conference on Weights and Measures in Versailles, France, ronna- and quetta ...

Yotta (24 zeroes) was the largest prefix in the metric system before the new additions. Now, the Earth's mass can be said to be about 6 ronnagrams rather than 6,000 yottagrams.

For the first time in more than three decades, officials have designated brand-new prefixes that can be applied to units of measurement within the metric system. Four new prefixes — ronna, ronto ...

The new prefixes ronna and quetta refer to the largest numbers, while ronto and quecto apply to the smallest. Ronna is a 1 followed by 27 zeroes, and quetta is a 1 followed by 30 zeroes.

It marks the first time in more than three decades that new prefixes have been added to the International System of Units (SI), the agreed global standard for the metric system.

The prefixes make it easier to express large amounts -- for example, always referring to a kilometre as 1,000 metres or a millimetre as one thousandth of a metre would quickly become cumbersome.

Ronna, quetta, ronto and quecto are newest prefixes in the recently expanded metric system, or the International System of Units.

Tech & Science Earth now weighs six ronnagrams: New metric prefixes voted in. Say hello to ronnagrams and quettametres: International scientists gathered in France voted on Friday for new metric ...

The new prefixes should “future proof the system” and satisfy the world’s need for higher numbers – at least for the next 20 to 25 years, he added. AFP More On This Topic ...