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more info O, n.
the blood group whose red cells carry neither the A nor B antigens
<noun.body>

O more info
group O more info
type O more info

sample sentences

"people with type O blood are universal donors"
semantic pointers
hypernym
blood group, blood type
the 15th letter of the Roman alphabet
<noun.communication>

O more info
o more info
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
<noun.substance>   freq. cnt.: 39 freq. cnt.: 39

O more info
atomic number 8 more info
oxygen more info
lexical pointers
derivationally related form
oxygenate oxygenize oxygenize
semantic pointers
hypernym
element, chemical element gas
substance holonym
water, H2O air ozone
hyponym
liquid oxygen, LOX
more info O level, n.
the basic level of a subject taken in school
<noun.state>

GCSE more info
General Certificate of Secondary Education more info
O level more info
semantic pointers
domain of synset (region)
England
hypernym
level, grade, tier
more info O ring, n.
a gasket consisting of a flat ring of rubber or plastic; used to seal a joint against high pressure
<noun.artifact>

O ring more info
semantic pointers
hypernym
gasket
more info O'Brien, n.
Irish writer (born in 1932)
<noun.person>

Edna O'Brien more info
O'Brien more info
semantic pointers
instance hypernym
author, writer
more info O'Casey, n.
Irish playwright (1880-1964)
<noun.person>

O'Casey more info
Sean O'Casey more info
semantic pointers
instance hypernym
playwright, dramatist
more info O'Connor, n.
United States writer (1925-1964)
<noun.person>

Flannery O'Connor more info
Mary Flannery O'Connor more info
O'Connor more info
semantic pointers
instance hypernym
author, writer
more info O'Flaherty, n.
Irish writer of short stories (1896-1984)
<noun.person>

Liam O'Flaherty more info
O'Flaherty more info
semantic pointers
instance hypernym
author, writer
more info O'Hara, n.
United States writer (1905-1970)
<noun.person>

John Henry O'Hara more info
O'Hara more info
semantic pointers
instance hypernym
author, writer
more info O'Keeffe, n.
United States painter (1887-1986)
<noun.person>

Georgia Okeeffe more info
O'Keeffe more info
semantic pointers
instance hypernym
painter
more info O'Neill, n.
United States playwright (1888-1953)
<noun.person>

Eugene Gladstone O'Neill more info
Eugene O'Neill more info
O'Neill more info
semantic pointers
instance hypernym
playwright, dramatist
more info O'Toole, n.
British actor (born in Ireland in 1932)
<noun.person>

O'Toole more info
Peter O'Toole more info
Peter Seamus O'Toole more info
semantic pointers
domain of synset (region)
Ireland, Hibernia, Emerald Isle
instance hypernym
actor, player, histrion, thespian, role player
more info O. Henry, n.
United States writer of short stories whose pen name was O. Henry (1862-1910)
<noun.person>

O. Henry more info
Porter more info
William Sydney Porter more info
semantic pointers
instance hypernym
author, writer
more info O.E.D., n.
an unabridged dictionary constructed on historical principles
<noun.communication>

O.E.D. more info
OED more info
Oxford English Dictionary more info
semantic pointers
instance hypernym
unabridged dictionary, unabridged
more info O.K., adv.
in a satisfactory or adequate manner
<adv.all>   freq. cnt.: 4 freq. cnt.: 4

O.K. more info
all right more info
alright more info
okay more info

sample sentences

"she'll do okay on her own"
"held up all right under pressure"
(`alright' is a nonstandard variant of `all right')
semantic pointers
domain of synset (usage)
colloquialism
more info O.K., n.
an endorsement
<noun.communication>

O.K. more info
OK more info
okay more info
okeh more info
okey more info

sample sentences

"they gave us the O.K. to go ahead"
lexical pointers
derivationally related form
O.K.
lexical pointers
derivationally related form
O.K.
lexical pointers
derivationally related form
okay
more info O.K., v.
give sanction to
<verb.communication>   freq. cnt.: 33 freq. cnt.: 27 freq. cnt.: 6

O.K. more info
approve more info
okay more info
sanction more info

sample sentences

"I approve of his educational policies"

verb frames

Somebody ----s something
Somebody ----s PP

verb frames

Somebody ----s something
Somebody ----s PP

verb frames

Somebody ----s something
Somebody ----s PP

verb frames

Somebody ----s something
Somebody ----s PP
lexical pointers
derivationally related form
approbative approval approbation approver
antonym
disapprove
lexical pointers
derivationally related form
sanction
lexical pointers
derivationally related form
OK O.K.
lexical pointers
derivationally related form
okay
more info OAS, n.
an association including most countries in the western hemisphere; created in 1948 to promote military and economic and social and cultural cooperation
<noun.group>

OAS more info
Organization of American States more info
semantic pointers
hypernym
world organization, world organisation, international organization, international organisation, global organization
member meronym
Antigua and Barbuda Argentina, Argentine Republic Chile, Republic of Chile Colombia, Republic of Colombia Costa Rica, Republic of Costa Rica Guatemala, Republic of Guatemala Honduras, Republic of Honduras El Salvador, Republic of El Salvador, Salvador Panama, Republic of Panama Mexico, United Mexican States Cuba, Republic of Cuba Haiti, Republic of Haiti Dominican Republic Jamaica Barbados Trinidad and Tobago, Republic of Trinidad and Tobago Dominica, Commonwealth of Dominica Ecuador, Republic of Ecuador Bahamas, Commonwealth of the Bahamas, Bahama Islands Bolivia, Republic of Bolivia Brazil, Federative Republic of Brazil, Brasil Grenada Paraguay, Republic of Paraguay Peru, Republic of Peru Saint Kitts and Nevis, Federation of Saint Kitts and Nevis, Saint Christopher-Nevis, St. Christopher-Nevis, St. Kitts and Nevis Saint Lucia, St. Lucia Saint Vincent and the Grenadines, St. Vincent and the Grenadines Suriname, Republic of Suriname, Surinam, Dutch Guiana, Netherlands Guiana United States, United States of America, America, the States, US, U.S., USA, U.S.A. Uruguay Venezuela, Republic of Venezuela
more info OB, n.
the branch of medicine dealing with childbirth and care of the mother
<noun.cognition>

OB more info
midwifery more info
obstetrics more info
tocology more info
lexical pointers
derivationally related form
obstetrical obstetric obstetrician
more info OD, n.
the right eye
<noun.body>

OD more info
oculus dexter more info
semantic pointers
hypernym
eye, oculus, optic
a doctor's degree in optometry
<noun.communication>

Doctor of Optometry more info
OD more info
semantic pointers
hypernym
doctorate, doctor's degree
more info OED, n.
an unabridged dictionary constructed on historical principles
<noun.communication>

O.E.D. more info
OED more info
Oxford English Dictionary more info
semantic pointers
instance hypernym
unabridged dictionary, unabridged
more info OH, n.
a midwestern state in north central United States in the Great Lakes region
<noun.location>

Buckeye State more info
OH more info
Ohio more info
more info OIG, n.
the investigative arm of the Federal Trade Commission
<noun.group>

OIG more info
Office of Inspector General more info
semantic pointers
hypernym
independent agency
part holonym
Federal Trade Commission, FTC
more info OIS, n.
agency that oversees the intelligence relationships of the Treasury's offices and bureaus and provides a link between the Intelligence Community and officials responsible for international economic policy
<noun.group>

OIS more info
Office of Intelligence Support more info
more info OK, adv.
an expression of agreement normally occurring at the beginning of a sentence
<adv.all>   freq. cnt.: 29 freq. cnt.: 24 freq. cnt.: 3 freq. cnt.: 2

OK more info
all right more info
alright more info
fine more info
very well more info
more info OK, n.
an endorsement
<noun.communication>

O.K. more info
OK more info
okay more info
okeh more info
okey more info

sample sentences

"they gave us the O.K. to go ahead"
lexical pointers
derivationally related form
O.K.
lexical pointers
derivationally related form
O.K.
lexical pointers
derivationally related form
okay
a state in south central United States
<noun.location>

OK more info
Okla. more info
Oklahoma more info
Sooner State more info
more info OLED, n.
a self-luminous diode (it glows when an electrical field is applied to the electrodes) that does not require backlighting or diffusers
<noun.artifact>

OLED more info
organic light-emitting diode more info
semantic pointers
hypernym
light-emitting diode, LED
more info OMB, n.
the executive agency that advises the President on the federal budget
<noun.group>

OMB more info
Office of Management and Budget more info
semantic pointers
hypernym
executive agency
more info ONI, n.
the military intelligence agency that provides for the intelligence and counterintelligence and investigative and security requirements of the United States Navy
<noun.group>

ONI more info
Office of Naval Intelligence more info
more info OPCW, n.
international organization for chemical disarmament; administers the Chemical Weapons Convention
<noun.group>

OPCW more info
Organization for the Prohibition of Chemical Weapons more info
more info OPEC, n.
an organization of countries formed in 1961 to agree on a common policy for the production and sale of petroleum
<noun.group>

OPEC more info
Organization of Petroleum-Exporting Countries more info