A granule is a large particle or grain. It can refer to:
*
Granule (cell biology)
In cell biology, a granule is a small particle. It can be any structure barely visible by light microscopy. The term is most often used to describe a secretory vesicle.
In leukocytes
A group of leukocytes, called granulocytes, contain granul ...
, any of several submicroscopic structures, some with explicable origins, others noted only as cell type-specific features of unknown function
**
Azurophilic granule, a structure characteristic of the
azurophil eukaryotic cell type
**
Chromaffin granule, a structure characteristic of the
chromophil eukaryotic cell type.
* Astrophysics and geology:
**
Granule (solar physics), a visible structure in the photosphere of the Sun arising from activity in the Sun's convective zone
**
Martian spherules, spherical granules of material found on the surface of the planet Mars
**
Granule (geology), a specified particle size of 2–4 millimetres (-1 to -2 on the φ scale)
* Granule, in pharmaceutical terms, small particles gathered into a larger, permanent aggregate in which the original particles can still be identified
*
Granule (Oracle DBMS), a unit of contiguously allocated virtual memory
*
Granular synthesis of sound
See also
*
Granularity, extent to which a material or system is composed of distinguishable particles
*
Granular material
A granular material is a conglomeration of discrete solid, macroscopic particles characterized by a loss of energy whenever the particles interact (the most common example would be friction when grains collide). The constituents that compose ...
, any conglomeration of discrete solid, macroscopic particles (grains)
*
Granule cell, a neuron with a small cell body
*
Grain (disambiguation)
Grains are the seeds of arable crops or the crops bearing them.
Grain or grains may also refer to:
Material structures
*Grain (textile), the orientation of a woven textile used in a garment
*Grain, a solid-fuel rocket's propellant charge; rough ...
*
Granulation (disambiguation)
Granulation is the process of forming grains or pellets from a powdery or solid (granular) material
Granulation can also refer to:
*Granulation tissue, a product of healing in major wounds
*Granulation (jewellery), small spheres of precious metal ...
*
Granulometry (disambiguation) Granulometry is the measurement of the size distribution in a collection of grains.
* Granulometry (morphology), granulometry computation using the morphological opening operation
* Optical Granulometry, computation of granulometries from images, ...
{{disambiguation