stem cell

stem cell
noun
an undifferentiated cell whose daughter cells may differentiate into other cell types (such as blood cells)
• Hypernyms: ↑somatic cell, ↑vegetative cell
• Hyponyms: ↑hematopoeitic stem cell

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noun
: an unspecialized and usually embryonic cell ancestral to one or more specialized cells

one theory regards the hemocytoblast as a stem cell from which all the cellular elements of the blood arise

specifically : an embryonic cell destined to give rise to germ cells and often identifiable in early cleavage

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Cell Biol.
a cell that upon division replaces its own numbers and also gives rise to cells that differentiate further into one or more specialized types, as various B cells and T cells.
[1880-85]

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stem cell noun (biology)
A generalized parent cell that gives rise to cells that specialize
• • •
Main Entry: ↑stem

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stem cell UK US noun [countable] usually plural [singular stem cell plural stem cells] science
a cell that is taken from a person or animal at an early stage of development and is capable of developing into cells of any type, for example nerve cells or blood cells

Some scientists believe that stem cells will make it possible to treat serious diseases.

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stem cell,
an embryonic or primitive cell that gives rise to specialized cells.

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n. Biology an undifferentiated cell of a multicellular organism that is capable of giving rise to indefinitely more cells of the same type, and from which certain other kinds of cell arise by differentiation

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noun, pl ⋯ cells [count]
technical : a simple cell in the body that is able to develop into any one of various kinds of cells (such as blood cells, skin cells, etc.)

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ˈstem cell 7 [stem cell] noun
a basic type of cell which can divide and develop into cells with particular functions. All the different kinds of cells in the human body develop from stem cells

•

Stem cells are the key to the body's ability to renew itself.

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Tests suggest that stem cells could be used to regenerate damaged body parts.

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Stem cell research is the essential first step for cloning.


Useful english dictionary. 2012.

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Look at other dictionaries:

  • stem cell — Cell Biol. a cell that upon division replaces its own numbers and also gives rise to cells that differentiate further into one or more specialized types, as various B cells and T cells. [1880 85] * * * ▪ biology Introduction  an undifferentiated… …   Universalium

  • stem cell — stem cells N COUNT A stem cell is a type of cell that can produce other cells which are able to develop into any kind of cell in the body. Stem cell research is supported by many doctors …   English dictionary

  • stem cell — stem ,cell noun count usually plural SCIENCE a cell that is taken from a person or animal at an early stage of development and is capable of developing into cells of any type, for example nerve cells or blood cells: Some scientists believe that… …   Usage of the words and phrases in modern English

  • stem cell — n technical a special type of cell in the body that can divide in order to form other types of cells that have particular qualities or purposes …   Dictionary of contemporary English

  • stem cell — stem′ cell n. cbl a cell that upon division replaces its own numbers and also gives rise to cells that differentiate further into one or more specialized types • Etymology: 1880–85 …   From formal English to slang

  • stem cell — n. Biol. any of a number of rudimentary cells that replicate repeatedly, providing a continuous source of new cells that differentiate into specialized cells …   English World dictionary

  • Stem cell — Mouse embryonic st …   Wikipedia

  • Stem cell — One of the human body s master cells, with the ability to grow into any one of the body s more than 200 cell types. All stem cells are unspecialized (undifferentiated) cells that are characteristically of the same family type (lineage). They… …   Medical dictionary

  • stem cell — an undifferentiated cell that is able to renew itself and produce all the specialized cells within an organ. Stem cells occur in many tissues and organs, including the bone marrow (see haemopoietic stem cell), muscle, liver, pancreas, etc.… …   The new mediacal dictionary

  • stem cell — UK / US noun [countable, usually plural] Word forms stem cell : singular stem cell plural stem cells science a cell that is taken from a person or animal at an early stage of development and is capable of developing into cells of any type, for… …   English dictionary

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