o

75 ENTRIES FOUND:

1o

noun, often capitalized often attributive \ˈō\

: the 15th letter of the English alphabet

: the number zero

—used as a mark at the end of a letter, an e-mail, etc., to represent a hug

plural o's or os \ˈōz\

Full Definition of O

1
a :  the 15th letter of the English alphabet
b :  a graphic representation of this letter
c :  a speech counterpart of orthographic o
2
:  a graphic device for reproducing the letter o
3
:  one designated o especially as the 15th in order or class
4
:  something shaped like the letter O; especially :  zero

Examples of O

  1. a word that starts with an o
  2. a word that starts with o

First Known Use of O

before 12th century

Related to O

Other Alphabet Terms

cuneiform, linear, minuscule, pictograph, rune, symbology, wedge

2o

abbreviation

Definition of O

1
ocean
2
ohm
3
old
4
order
5
over

1O

Definition of O

variant of oh

2O

noun

Definition of O

:  the one of the four ABO blood groups characterized by the absence of antigens designated by the letters A and B and by the presence of antibodies against these antigens

First Known Use of O

1929

3O

abbreviation

Definition of O

1
offense
2
Ohio
3
[New Latin octarius] pint

4O

symbol

Definition of O

oxygen

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