Laxi Dictionary

American Dictionary

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Definition o in American English

o noun

noun
/oʊ/
1

the 15th letter of the English alphabet. O is a vowel.

Synonyms and related words
a ABC’s aitch
2

a common blood type in the ABO system

Synonyms and related words
A ABO system anticoagulant
3

a way of saying "zero," used for example when you are telling someone a telephone number or saying a date such as 1904

Synonyms and related words
zero naught oh
Definition o in American English