Granule meaning

grăn'yo͝ol
A small grain or pellet; a particle.
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A rock or mineral fragment larger than a sand grain and smaller than a pebble, between 2 and 4 millimeters in diameter.
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One of the small, transient, luminous markings in the photosphere of the sun.
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A cellular or cytoplasmic particle, especially one that stains readily.
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A small grain.
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A small, grainlike particle or spot; specif., any of the small, bright areas on the sun's photosphere that last only a few minutes.
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A small grain or pellet; a particle.
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A cellular or cytoplasmic particle, especially one that stains readily.
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A rock or mineral fragment larger than a sand grain and smaller than a pebble. Granules have a diameter between 2 and 4 mm (0.08 and 0.16 in) and are often rounded.
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Any of the small, transient convective cells within the Sun's photosphere where hot gases rise and quickly dissipate. Granules are generally between a few hundred and 1,500 km in width. They completely cover the Sun's surface, giving it its characteristic grainy or stippled look, and form and break up within a matter of minutes.
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An aggregate of enclosed grainy matter found in a cell. Granulocytes, mast cells and other cells contain granules in their cytoplasm, which differ in size and can often be identified by a characteristic laboratory stain based on their composition. Granules produce and store biologically active substances, the release of which is called degranulation . The granules of granulocytes contain mostly multiple enzymes and other proteins; those of mast cells contain histamine and other chemical mediators.
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A tiny grain, a small particle.
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(biology) A small structure in a cell.
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(geology) A particle from 2 to 4 mm in diameter, following the Wentworth scale.
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(astronomy) A small mark in the photosphere of the sun caused by convection currents. See also Granule (solar physics).
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Origin of granule

  • Late Latin grānulum diminutive of Latin grānum grain gr̥ə-no- in Indo-European roots
    From American Heritage Dictionary of the English Language, 5th Edition
  • From Late Latin granulum, diminutive of Latin granum (“grain”); see grain.
    From Wiktionary

Granule Sentence Examples

  • Centrosome.The centrosome is a minute homogeneous granule found in the cytoplasm of some cells in the neighborhood of the nucleus.

  • In the yeast cell the nucleus is represented by a homogenous granule, probably of a nucleolar nature, surrounded and perhaps to some extent impregnated by chromatin and closely connected with a vacuole which often has chromatin at its periphery, and contains one or more volutin granules which appear to consist of nucleic acid in combination with an unknown base.

  • 6); and it has been suggested that the association of these two is analogous to the association of the rods and cones of the animal eye with their pigment layer, the light absorbed by the red pigment-spot setting up changes which react upon the refractive granule and being transmitted to the flagellum bring about those modifications in its vibrations by which the direction of movement of the organism is regulated.

  • f.b, c, Centrosomic granule.

  • dentate granule cells appear more resistant 2.

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