plasma
plasma — noun
1. the yellow fluid in blood that carries blood cells, proteins, and other substanc
the yellow fluid in blood that carries blood cells, proteins, and other substances.
Doctors gave Nina donated plasma after the crash caused heavy bleeding.
donated plasma in hospital treatment
The lab separated plasma from Ken's blood sample before testing it.
pattern: separate plasma from blood
At the clinic, doctors tested the plasma in Rosa's blood for proteins.
Fresh plasma was stored in bags inside the hospital freezer.
During surgery, the team used plasma to replace lost proteins.
- blood plasma
the full technical name, especially useful when another scientific sense of 'plasma' might cause confusion
- serum
a similar lab liquid, but not the same because serum does not contain all the proteins found in plasma
文法句型
donate plasma
separate plasma from blood
plasma in a blood sample
fresh plasma
用法筆記
Usually uncountable. In medical English it often follows verbs such as 'donate', 'separate', and 'transfuse', and it is contrasted with blood cells or whole blood. Distinguish it from sense 2, the physics term.
常見錯誤
2. a state of matter in which very hot atoms become charged and move freely.
a state of matter in which very hot atoms become charged and move freely.
Inside the neon sign, plasma glowed pink above the noodle shop.
plasma in a neon sign
Scientists study plasma from the sun to predict dangerous storms.
plasma from the sun
The class learned that plasma can carry electricity better than gas.
A fusion reactor heats fuel until it turns into plasma.
For a split second, lightning created plasma across the dark sky.
- ionized gas
the standard technical term that stresses the presence of charged particles
- fourth state of matter
a textbook label used when comparing plasma with solids, liquids, and gases
- electrically charged gas
an explanatory phrase rather than the usual scientific term
文法句型
turn into plasma
create plasma
plasma from the sun
plasma in a neon sign
用法筆記
Common in physics and astronomy. It often appears after verbs such as 'form', 'create', 'heat into', and 'study', especially with stars, lightning, neon lights, and fusion reactors. Distinguish it from sense 1, the liquid part of blood.