Definition of A1

1. Noun. A standard paper size, defined by ISO 216 to have dimensions: 841 x 594 mm (840.90 x 594.60 mm) ¹



2. Adjective. In good health. ¹

3. Adjective. In excellent or top condition. ¹

4. Proper noun. Under the International Union of Railways ("UIC") classification system, a steam locomotive that has two coupled driving wheels followed by two trailing wheels, with no leading wheels; also called an 0-2-2. ¹

5. Adjective. first rate or excellent ¹

6. Adjective. (context: of a ship) in first class condition ¹

¹ Source: wiktionary.com

A1 Pictures

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Lexicographical Neighbors of A1

A. E. F.
A. E. Housman
A. E. Kennelly
A. E. W. Mason
A. N. Other
A. Noam Chomsky
A. and M.
A. testudineus
A/B
A/C
A/G
A/G ratio
A/R
A/S
A0
A1 (current term)
A10
A2
A20 gate
A2S
A2Ss
A3
A4
A440
A5
A6
A7
A8
A9

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