Synonyms
Antonyms

1. O

noun. a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas; constitutes 21 percent of the atmosphere by volume; the most abundant element in the earth's crust.

Synonyms

  • ozone
  • atomic number 8
  • element
  • LOX
  • H2O
  • air
  • oxygen
  • chemical element
  • liquid oxygen
  • water

Antonyms

  • territorial waters
  • international waters
  • high sea
  • dry

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Rhymes with O

  • lambreau
  • jandreau
  • gendreau
  • brancheau
  • vigneault
  • vigneau
  • truffaut
  • trudeau
  • therriault
  • theriault
  • tetreault
  • tableaux
  • tableau
  • riendeau
  • rambeau
  • pruneau
  • primeaux
  • primeau
  • plateau
  • migneault
  • margaux
  • marceaux
  • marceau
  • manseau
  • malveaux
  • lambeau
  • guilbeaux
  • guilbeault
  • guilbeau
  • guilbault

How do you pronounce o?

Pronounce o as oʊ.

US - How to pronounce o in American English

UK - How to pronounce o in British English

2. tam-o'-shanter

noun. a woolen cap of Scottish origin.

Synonyms

  • cap
  • tammy

3. jack-o-lantern

noun. a large poisonous agaric with orange caps and narrow clustered stalks; the gills are luminescent.

Synonyms

  • agaric
  • jack-a-lantern
  • jack-o-lantern fungus
  • Omphalotus
  • genus Omphalotus

Antonyms

  • rise
  • heavy
  • black
  • chaste

4. tam-o-shanter

noun. a woolen cap of Scottish origin.

Synonyms

  • cap
  • tammy

5. O._Henry

noun. United States writer of short stories whose pen name was O. Henry (1862-1910).

Synonyms

  • William Sydney Porter

6. Jell-O

noun. fruit-flavored dessert (trade mark Jell-O) made from a commercially prepared gelatin powder.

Synonyms

  • hydrocolloid
  • jello

7. jack-o-lantern

noun. lantern carved from a pumpkin.

Antonyms

  • bright

8. O

noun. the 15th letter of the Roman alphabet.

Synonyms

  • alphabetic character
  • letter of the alphabet
  • Latin alphabet
  • Roman alphabet
  • o

Antonyms

  • soft water
  • fresh water
  • hard water
  • saltwater

9. O

noun. the blood group whose red cells carry neither the A nor B antigens.

Synonyms

  • blood type
  • blood group
  • type O

Antonyms

  • leaded gasoline
  • unleaded gasoline
  • defend
  • software

10. o

noun. ['ˈoʊ'] the 15th letter of the Roman alphabet.

Synonyms

  • alphabetic character
  • letter of the alphabet
  • O
  • Latin alphabet
  • Roman alphabet
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