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Plasma Meaning: Definition, Examples, and Translations

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plasma

[หˆplazmษ™ ]

Definitions

Context #1 | Noun

state of matter

Plasma is one of the four fundamental states of matter, consisting of a gas of ions and free electrons.

Synonyms

ionized gas, superheated gas.

Examples of usage

  • Plasma is commonly found in stars, including the Sun.
  • Plasma TVs use electrically charged ionized gases to produce images.
  • In a plasma, particles are highly energized and do not follow the usual rules of thermodynamics.
Context #2 | Noun

blood component

Plasma is the yellowish liquid component of blood, in which blood cells are suspended.

Synonyms

liquid portion of blood, serum.

Examples of usage

  • Plasma makes up about 55% of human blood volume.
  • Plasma contains important proteins, electrolytes, and hormones.
  • Blood plasma is used in medical treatments, such as transfusions.

Translations

To see the translation, please select a language from the options available.

Interesting Facts

Science

  • Plasma is one of the four fundamental states of matter, alongside solids, liquids, and gases.
  • It makes up 99% of the visible universe, including stars like our Sun.
  • When gases become very hot, they can ionize into plasma, losing some electrons and allowing them to conduct electricity.

Historical Origins

  • The term 'plasma' comes from the Greek word 'plรกsma,' meaning 'something molded or shaped.'
  • The term was first used in the context of physics in the 1920s by the scientist Irving Langmuir.
  • Early discoveries in the field involved studying electric discharges, setting the stage for understanding plasma.

Technology

  • Plasma technology is crucial for fluorescent lights and plasma TVs, using the state to produce light and images.
  • In medical applications, plasma is used in surgical procedures and to create blood products for transfusions.
  • Researchers are exploring plasma's potential in fusion energy, which could provide a new source of clean energy.

Pop Culture

  • In science fiction, plasma weapons are often depicted as futuristic tools, showcasing the imaginative side of this state of matter.
  • Plasma balls are popular science demos that illustrate how electric fields can create beautiful, glowing paths.
  • Video games frequently feature 'plasma' rockets or guns, emphasizing its high-energy connotation.

Health

  • In the context of human biology, plasma is the liquid part of blood, making up about 55% of its content.
  • It carries essential nutrients, hormones, and waste products throughout the body, playing a critical role in overall health.
  • Plasma donation is a vital process that helps patients with burns, shock, and other medical conditions requiring blood components.

Origin of 'plasma'

The word 'plasma' comes from the ancient Greek term meaning 'moldable substance.' It was first used in the context of blood in the 19th century and later extended to describe the state of matter. The modern understanding of plasma as a distinct state of matter emerged in the 20th century.

Word Frequency Rank

At position #2,942, this word belongs to solid intermediate vocabulary. It's frequently used in both casual and formal contexts and is worth learning for better fluency.