Advertisement
Advertisement
O
1[ oh ]
noun
- the fifteenth letter of the English alphabet, a vowel.
- any spoken sound represented by the letter O or o, as in box, note, short, or love .
- something having the shape of an O .
- a written or printed representation of the letter O or o.
- a device, as a printer's type, for reproducing the letter O or o.
o-
2- an abridgment of ortho-.
o.
3abbreviation for
- pint.
O.
4abbreviation for
- (in prescriptions) a pint.
O
5[ oh ]
interjection
- (used before a name in direct address, especially in solemn or poetic language, to lend earnestness to an appeal):
Hear, O Israel!
- (used as an expression of surprise, pain, annoyance, longing, gladness, etc.)
noun
- the exclamation “O.”
o-
6- variant of ob- before m:
omission.
o.
7abbreviation for
- octavo.
- off.
- old.
- only.
- order.
- Baseball. out; outs.
O.
8abbreviation for
- Ocean.
- octavo.
- October.
- Ohio.
- Old.
- Ontario.
- Oregon.
O
9abbreviation for
- Grammar. object ( def 7 ).
- Old.
o-
10- variant of oo-:
oidium.
O
11- the fifteenth in order or in a series.
- the Arabic cipher; zero.
- (sometimes lowercase) the medieval Roman numeral for 11. Compare Roman numerals ( def ).
- Physiology. a major blood group, usually enabling a person whose blood is of this type to donate blood to persons of group O, A, B, or AB and to receive blood from persons of group O. Compare ABO system ( def ).
- Chemistry. oxygen.
- Logic. particular negative.
o'
12[ uh, oh ]
O'
13- a prefix meaning “descendant,” in Irish family names:
O'Brien; O'Connor.
-o
14- a suffix occurring as the final element in informal shortenings of nouns ( ammo; combo; condo; limo; promo ); -o also forms nouns, usually derogatory, for persons or things exemplifying or associated with that specified by the base noun or adjective ( cheapo; pinko; sicko; weirdo; wino ).
- a suffix occurring in colloquial noun or adjective derivatives, usually grammatically isolated, as in address:
cheerio; kiddo; neato; righto.
-o-
15- the typical ending of the first element of compounds of Greek origin (as -i- is, in compounds of Latin origin), used regularly in forming new compounds with elements of Greek origin and often used in English as a connective irrespective of etymology:
Franco-Italian; geography; seriocomic; speedometer.
-o
1suffix
- forming informal and slang variants and abbreviations, esp of nouns
wino
Jacko
lie doggo
O'-
5prefix
- (in surnames of Irish Gaelic origin) descendant of
O'Corrigan
O
8symbol for
- chem oxygen
- See universal donora human blood type of the ABO group See universal donor
abbreviation for
- slang.offence
Discover More
Word History and Origins
Origin of O1
Origin of O2
Origin of O3
Origin of O4
Origin of O5
Origin of O6
Origin of O7
Discover More
Word History and Origins
Origin of O1
Origin of O2
Origin of O3
Origin of O4
Discover More
Example Sentences
“O holy Saint Florian, protect this house but burn down the others!”
What follows is a 30-minute stemwinder that starts with “O Little Town of Bethlehem” and veers to a treatise on the horse trading between President Lyndon Johnson and Republican Minority Leader Everett Dirksen over the Civil Rights Act.
Worse, Mertens has Type O blood, the hardest to match, said Annie Doyle, living-donor coordinator at M Health Fairview.
And so the “Glo-o-o-o-o-o-o-o-ria” in this number earns it a spot on my list.
He came at David O. Selznick's urging, and together they made Rebecca, Spellbound, and The Paradine Case.
It was Tarshis who gave the comedian the memorable epithet “Jell-O Man.”
That hers could be a scene in a David O. Russell film brings it to the next level.
Born in Connecticut in 1847, he had a long railroad career before coming to the B O in 1896.
Sleek finds it far harder work than fortune-making; but he pursues his Will-o'-the-Wisp with untiring energy.
O death, how bitter is the remembrance of thee to a man that hath peace in his possessions!
D'o l'on peut aussy veoir, quelle esperance il y a de planter une belle chrestient par tels evangelistes.
That they may know thee, as we also have known thee, that there is no God beside thee, O Lord.
O wicked presumption, whence camest thou to cover the earth with thy malice, and deceitfulness?
Advertisement
Word of the Day
[ak-suh-lot-l ]
Meaning and examplesStart each day with the Word of the Day in your inbox!
By clicking "Sign Up", you are accepting Dictionary.com Terms & Conditions and Privacy Policies.
Advertisement
Advertisement
Advertisement
Browse