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Synonyms

A1

British  
/ ˈeɪˈwʌn /

adjective

  1. in good health; physically fit

  2. informal first class; excellent

  3. (of a vessel) with hull and equipment in first-class condition

"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

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Defence Minister Mykhailo Fedorov has championed the use of advanced technology to fend off Russian attacks, including launching the Defense AI Center A1.

From Barron's May 15, 2026

Here's how to do it: By car, the A1 from the south, A697 and A68 from the north, and A69 from the west are the main routes.

From BBC May 8, 2026

It affirms China’s long-term local and foreign-currency issuer and senior unsecured ratings at A1.

From The Wall Street Journal Apr. 27, 2026

Although essentially similar to the fuel used in Europe, Jet A1, it has a higher freezing point, and is not currently permitted in the UK.

From BBC Apr. 21, 2026

When Kamen’s turn came, he recalled, “I embarrassedly asked if permission had been obtained from E.O.L. for people such as A1 and myself to be approached.”

From "Big Science" by Michael Hiltzik

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