A
symbol/eɪ/
/eɪ/
- used in the UK before a number to refer to a particular important road
- the A34 to Newbury
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- used (but not in the US) before numbers that show standard metric sizes of paper
- a sheet of A4 paper (= 297×210mm)
- A3 (= 420×297mm)
- A5 (= 210×148mm)
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A