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at. no.

American  

abbreviation

  1. atomic number.


at. no. British  

abbreviation

  1. atomic number

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Under the programme, manufacturer Gilead Sciences has agreed to provide lenacapavir at no profit to two million people in countries with a high HIV burden over three years.

From Barron's

Last week’s CFP rankings had Notre Dame at No. 9, three spots ahead of the Hurricanes and selection committee chair Hunter Yurachek sounded favorable to the Irish.

From The Wall Street Journal

It said passengers would be able to use their tickets with other train companies at no extra cost.

From BBC

"He's very funny at no one's expense. That's not supposed to be possible."

From Barron's

Anta, home to Fila and Jack Wolfskin brands, is ranked third largest sportswear company in terms of revenue, according to marketing research group Deep Market Insights, which ranks Puma at No. 8.

From MarketWatch