English Dictionary

QUADRANT

Pronunciation (US): Play  (GB): Play

IPA (US): 

 Dictionary entry overview: What does quadrant mean? 

QUADRANT (noun)
  The noun QUADRANT has 4 senses:

1. a quarter of the circumference of a circleplay

2. any of the four areas into which a plane is divided by two orthogonal coordinate axesplay

3. the area enclosed by two perpendicular radii of a circleplay

4. a measuring instrument for measuring altitude of heavenly bodiesplay

  Familiarity information: QUADRANT used as a noun is uncommon.


 Dictionary entry details 


QUADRANT (noun)


Sense 1

Meaning:

A quarter of the circumference of a circle

Classified under:

Nouns denoting spatial position

Synonyms:

quadrant; quarter-circle

Hypernyms ("quadrant" is a kind of...):

line (a spatial location defined by a real or imaginary unidimensional extent)


Sense 2

Meaning:

Any of the four areas into which a plane is divided by two orthogonal coordinate axes

Classified under:

Nouns denoting spatial position

Hypernyms ("quadrant" is a kind of...):

area; country (a particular geographical region of indefinite boundary (usually serving some special purpose or distinguished by its people or culture or geography))


Sense 3

Meaning:

The area enclosed by two perpendicular radii of a circle

Classified under:

Nouns denoting spatial position

Hypernyms ("quadrant" is a kind of...):

area; country (a particular geographical region of indefinite boundary (usually serving some special purpose or distinguished by its people or culture or geography))


Sense 4

Meaning:

A measuring instrument for measuring altitude of heavenly bodies

Classified under:

Nouns denoting man-made objects

Hypernyms ("quadrant" is a kind of...):

measuring device; measuring instrument; measuring system (instrument that shows the extent or amount or quantity or degree of something)


 Context examples 


The tumors are likely to be in different quadrants (sections) of the breast.

(Multicentric breast cancer, NCI Dictionary)

It is usually the result of an abdominal infection, trauma, or surgery in the right upper quadrant.

(Liver Abscess, NCI Thesaurus)

A congenital cystic dilatation of the common bile duct; this condition may be asymptomatic, or cause vomiting, fever, jaundice, or pain in the right upper quadrant.

(Choledochal Cyst, NLM, Medical Subject Headings)

The tumors are likely to be in the same quadrant (section) of the breast.

(Multifocal breast cancer, NCI Dictionary)

Mice showed a strong preference for spending time in the reward quadrant, freely choosing to spend more than 70 percent of their time in this area.

(New Findings Reveal Surprising Role of the Cerebellum in Reward and Social Behaviors, National Institutes of Health)

The place is stored with great variety of sextants, quadrants, telescopes, astrolabes, and other astronomical instruments.

(Gulliver's Travels into several remote nations of the world, by Jonathan Swift)

Signs and symptoms usually present late in the course of the disease and are reminiscent of those of chronic cholecystitis including right upper quadrant pain.

(Gallbladder Adenocarcinoma, NCI Thesaurus)

A breast carcinoma characterized by the presence of multiple cancerous tumors that originate from the same clone and are usually located in the same quadrant of the breast.

(Multifocal Breast Carcinoma, NCI Thesaurus)

A breast carcinoma characterized by the presence of multiple cancerous tumors that originate from different clones and are usually located in different quadrants of the breast.

(Multicentric Breast Carcinoma, NCI Thesaurus)

Signs and symptoms include malaise, weight loss, right upper quadrant abdominal pain, and night sweats.

(Cholangiocarcinoma, NCI Thesaurus)



 Learn English with... Proverbs 
"Pain is only weakness leaving the body." (English proverb)

"Necessity is the mother of all invention." (Thomas Edison)

"The world agrees in one word, time is golden." (Armenian proverb)

"An idle man is up to no good." (Corsican proverb)



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