plasma: meaning, definition, pronunciation and examples

Medium
UK/ˈplazmə/US/ˈplæzmə/

Technical/Scientific

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Quick answer

What does “plasma” mean?

The liquid component of blood in which blood cells are suspended.

Audio

Pronunciation

Definition

Meaning and Definition

The liquid component of blood in which blood cells are suspended.

1. A state of matter consisting of ionized gas with distinct physical properties. 2. In physics and engineering, the ionized gas state. 3. In technology, the display technology using ionized gas cells. 4. In geology, a type of green quartz.

Dialectal Variation

British vs American Usage

Differences

No significant differences in meaning or usage. The medical and physics terms are identical. Spelling differences may appear in related adjectives (e.g., 'plasmatic' variations).

Connotations

In both regions, 'blood plasma' is strictly medical, while 'plasma' alone in non-scientific contexts strongly connotes television technology.

Frequency

Slightly higher frequency in American English due to broader marketing of 'plasma' TVs historically; medical term frequency equal.

Grammar

How to Use “plasma” in a Sentence

Noun + of + plasma (e.g., 'a unit of plasma')Adjective + plasma (e.g., 'ionized plasma')Plasma + noun (e.g., 'plasma donation')

Vocabulary

Collocations

strong
blood plasmaplasma screenplasma TVplasma stateplasma physics
medium
plasma donationplasma cutterplasma membranehigh-temperature plasma
weak
plasma levelplasma treatmentplasma technologyplasma jet

Examples

Examples of “plasma” in a Sentence

verb

British English

  • The gas was plasmatised in the reactor.

American English

  • The device plasmatizes the incoming fuel.

adverb

British English

  • The substance reacted plasmatically.

American English

  • The material behaved plasmically.

adjective

British English

  • The plasmatic properties were studied.
  • They bought a new plasma screen.

American English

  • The plasmic flow was unstable.
  • They bought a new plasma TV.

Usage

Meaning in Context

Business

Rare, except in specific industries (e.g., 'plasma display sales').

Academic

Common in medical, physics, and engineering papers.

Everyday

Mostly associated with television technology ('plasma TV').

Technical

Precise term in hematology (blood), physics (state of matter), and electrical engineering.

Vocabulary

Synonyms of “plasma”

Strong

ionised gas (UK spelling)serum (context-specific, for blood)

Neutral

ionized gasblood component

Weak

fluid (in blood context)display (in TV context)gas (in physics context, inaccurate)

Vocabulary

Antonyms of “plasma”

solidwhole bloodLCD (in display technology context)un-ionized gas

Watch out

Common Mistakes When Using “plasma”

  • Using 'plasma' to mean any liquid (only specific to blood component).
  • Confusing 'plasma' with 'platelets' or 'serum' in medical contexts.
  • Pronouncing with a short 'a' in British English (should be long /ɑː/).

FAQ

Frequently Asked Questions

No, they are homographs. Blood plasma is a liquid biological component. Physics plasma is a fourth state of matter (ionized gas). They share the Greek root meaning 'moulded substance' but refer to different concepts.

Rarely and only in highly technical contexts (e.g., engineering: 'to plasmatize'). It is not standard in general English.

Less so, as the technology has been largely superseded by LED and OLED displays. The term remains understood historically.

The vowel in the first syllable: British English uses a long /ɑː/ ('plahz-ma'), while American English uses a short /æ/ ('plaz-ma').

The liquid component of blood in which blood cells are suspended.

Plasma is usually technical/scientific in register.

Plasma: in British English it is pronounced /ˈplazmə/, and in American English it is pronounced /ˈplæzmə/. Tap the audio buttons above to hear it.

Phrases

Idioms & Phrases

  • None

Learning

Memory Aids

Mnemonic

PLASMA: Parts Liquid And Serum Make Blood – Also Stars' Main Atmosphere.

Conceptual Metaphor

Energy source (plasma as a 'powerful', 'energized' state, e.g., 'plasma torch cuts through metal').

Practice

Quiz

Fill in the gap
A significant portion of our sun is composed of ionized .
Multiple Choice

In which field is the term 'plasma' LEAST likely to be used in its technical sense?