English Dictionary

FLUID

Pronunciation (US): Play  (GB): Play

IPA (US): 

 Dictionary entry overview: What does fluid mean? 

FLUID (noun)
  The noun FLUID has 2 senses:

1. a substance that is fluid at room temperature and pressureplay

2. continuous amorphous matter that tends to flow and to conform to the outline of its container: a liquid or a gasplay

  Familiarity information: FLUID used as a noun is rare.


FLUID (adjective)
  The adjective FLUID has 5 senses:

1. subject to change; variableplay

2. characteristic of a fluid; capable of flowing and easily changing shapeplay

3. smooth and unconstrained in movementplay

4. in cash or easily convertible to cashplay

5. affording change (especially in social status)play

  Familiarity information: FLUID used as an adjective is common.


 Dictionary entry details 


FLUID (noun)


Sense 1

Meaning:

A substance that is fluid at room temperature and pressure

Classified under:

Nouns denoting substances

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

substance (the real physical matter of which a person or thing consists)

Hyponyms (each of the following is a kind of "fluid"):

coolant (a fluid agent (gas or liquid) that produces cooling; especially one used to cool a system by transferring heat away from one part to another)

filtrate (the product of filtration; a gas or liquid that has been passed through a filter)

ichor ((Greek mythology) the rarified fluid said to flow in the veins of the Gods)

liquid (a substance that is liquid at room temperature and pressure)

Derivation:

fluid (characteristic of a fluid; capable of flowing and easily changing shape)


Sense 2

Meaning:

Continuous amorphous matter that tends to flow and to conform to the outline of its container: a liquid or a gas

Classified under:

Nouns denoting substances

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

matter (that which has mass and occupies space)

Hyponyms (each of the following is a kind of "fluid"):

gas (a fluid in the gaseous state having neither independent shape nor volume and being able to expand indefinitely)

liquid (fluid matter having no fixed shape but a fixed volume)

Derivation:

fluid (characteristic of a fluid; capable of flowing and easily changing shape)


FLUID (adjective)


Sense 1

Meaning:

Subject to change; variable

Synonyms:

fluid; unstable

Context example:

everything was unstable following the coup

Similar:

changeable; changeful (such that alteration is possible; having a marked tendency to change)

Derivation:

fluidness (a changeable quality)


Sense 2

Meaning:

Characteristic of a fluid; capable of flowing and easily changing shape

Synonyms:

fluid; runny

Similar:

liquid (existing as or having characteristics of a liquid; especially tending to flow)

Derivation:

fluid (continuous amorphous matter that tends to flow and to conform to the outline of its container: a liquid or a gas)

fluid (a substance that is fluid at room temperature and pressure)

fluidity; fluidness (the property of flowing easily)


Sense 3

Meaning:

Smooth and unconstrained in movement

Synonyms:

fluent; fluid; liquid; smooth

Context example:

the liquid grace of a ballerina

Similar:

graceful (characterized by beauty of movement, style, form, or execution)


Sense 4

Meaning:

In cash or easily convertible to cash

Synonyms:

fluid; liquid

Context example:

liquid (or fluid) assets

Similar:

disposable (free or available for use or disposition)


Sense 5

Meaning:

Affording change (especially in social status)

Synonyms:

fluid; mobile

Context example:

upwardly mobile

Similar:

changeable; changeful (such that alteration is possible; having a marked tendency to change)


 Context examples 


Glandular cells are found in tissue that lines certain internal organs and makes and releases substances in the body, such as mucus, digestive juices, or other fluids.

(Adenocarcinoma, NCI Dictionary)

Treatments include rest, fluids, and aspirin (for adults) or acetaminophen to treat fever.

(Acute Bronchitis, NIH: National Heart, Lung, and Blood Institute)

Method of administering the drug through hemodialysate fluid.

(Administration via Hemodialysis, NCI Thesaurus)

A rare disorder in which there are defects in the small tubes that carry bile (fluid that helps digest fat) out of the liver.

(Alagille syndrome, NCI Dictionary)

Too much aldosterone can cause high blood pressure and a build-up of fluid in body tissues.

(Aldosterone, NCI Dictionary)

A procedure in which drugs, vitamins, herbal extracts, or other fluids are injected into the body at an acupuncture point using a syringe and needle.

(Acupuncture point injection, NCI Dictionary)

In medicine, the state of having the right amount of acid and base in the blood and other body fluids.

(Acid-base balance, NCI Dictionary)

Researchers say they’ve grown beating human heart cells on spinach leaves, using the vascular network of the plant to transport fluids.

(Human Heart Cells Grown on Spinach Leaves, VOA News)

The therapy is commonly given to preterm infants to help drain fluid from the lungs, but there is little research evidence to support the practice.

(Diuretic therapy for extremely preterm infants does not alleviate respiratory problems, National Institutes of Health)

The loss of a fluid from an abscess into the surrounding tissue or body cavity.

(Abscess Leakage, NCI Thesaurus)



 Learn English with... Proverbs 
"Don't throw out the baby with the bathwater." (English proverb)

"Not need to know French to ask to sleep outside" (Breton proverb)

"Silence is the sign of approval." (Arabic proverb)

"The doctor comes to the house where the sun can't reach." (Corsican proverb)



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