英和和英

語源

From Ancient Greek δενδρίτης (dendrítēs, “of or pertaining to a tree”). Equivalent to dendr- +‎ -ite.

発音

• (英国発音) IPA: /ˈdɛndɹaɪt/

名詞

dendrite (plural dendrites)

1. (cytology) A slender projection of a nerve cell which conducts nerve impulses from a synapse to the body of the cell; a dendron.
   • 1970, Saul Bellow, Mr. Sammler’s Planet, Greenwich, CT: Fawcett, 1971, Chapter 1, pp. 12–13 (online edition)

     Little copses of television antennas. Whiplike, graceful thrilling metal dendrites drawing images from the air, bringing brotherhood, communion to immured apartment people.

   • 1979, Carl Sagan, “Can We Know the Universe? Reflections on a Grain of Salt”, in John Carey, editor, Eyewitness to Science, Harvard University Press, published 1997, page 437:

     A typical brain neuron has perhaps a thousand little wires, called dendrites, which connect it with its fellows.

2. (cytology) Slender cell process emanating from the cell bodies of dendritic cells and follicular dendritic cells of the immune system.
3. (crystallography, metallurgy) Tree-like structure of crystals growing as material crystallizes
4. (historical) A hermit who lived in a tree.

派生語

参考

• axon
• neuron
• synapse

アナグラム

• tindered, dirtened, Deritend