granulation
/ˌɡræn.jəˈleɪ.ʃən/ (bre, ipa) · /ˌɡræn.jəˈleɪ.ʃən/ (ame, ipa) · /ˌgran-yə-ˈlā-shən/ (ame, mw)
granulation — noun
- granulationsingular
- granulationsplural
1. The process of turning a fine powder or loose material into small, solid grains
The process of turning a fine powder or loose material into small, solid grains or particles, or the state that results when a material consists of many such grains.
In pharmaceutical manufacturing, granulation helps turn fine powders into larger, more stable particles.
Dr. Okonkwo studied the granulation of metal powders for use in 3D printing.
Without proper granulation, the tablet mixture would not flow evenly into the mould.
The factory uses wet granulation to bind the ingredients together before packaging.
Hana wrote her thesis on the granulation of ceramic materials for industrial filters.
- granulating
verb form describing the same action
- pelletizing
more specific — forming materials into small, rounded pellets rather than irregular granules
- agglomeration
broader term covering any process that sticks particles together
文法句型
granulation + of + [material]
wet/dry granulation
用法筆記
Frequently used in compound form with 'wet' or 'dry' to describe different techniques in industrial chemistry and pharmacy.
常見錯誤
2. A measurement or classification of how coarse or fine the individual grains in a
A measurement or classification of how coarse or fine the individual grains in a material are — for example, whether sugar crystals are large or fine, or how rough sand feels.
The granulation of the flour affects how quickly it absorbs water during baking.
Chemists measure the granulation of sand to determine its suitability for water filtration.
A finer granulation makes the sugar dissolve more quickly in cold drinks.
The photographer chose a film with coarse granulation for a dramatic, grainy look.
Soil scientists classify earth types partly by the granulation of their mineral particles.
- granularity
more common in computing and abstract contexts; 'granulation' more common in materials science
- grain size
literal term in geology and metallurgy for the dimensions of individual particles
- particle size
broader; used across chemistry, geology, and food science
文法句型
[adjective] + granulation
granulation of + [substance]
用法筆記
Often interchangeable with 'granularity' in non-medical contexts, though 'granulation' is more common in materials science and 'granularity' in computing and abstract uses.
3. The natural stage of healing in which a wound or injured area grows new tissue i
The natural stage of healing in which a wound or injured area grows new tissue in the form of small, pink or red bumps, helping to close the injury and prevent infection.
The nurse observed healthy granulation forming across the burn wound after ten days.
collocation: healthy granulation
Doctors look for pink granulation as a sign that the surgical incision is healing well.
medical sign: pink granulation = positive indicator
Poor blood flow to the foot slowed the granulation process in Mr. Chen's diabetic ulcer.
Granulation began in the wound bed about a week after the initial surgery.
The wound care specialist explained that yellow tissue means granulation has not yet started.
文法句型
granulation + tissue
granulation + process
用法筆記
Frequently appears in the compound 'granulation tissue' — the new connective tissue and tiny blood vessels that form during this healing stage. Distinguish from sense 4: sense 3 is the overall process, while sense 4 refers to a single lump within that process.
常見錯誤
4. A single small lump of newly formed tissue and tiny blood vessels that grows on
A single small lump of newly formed tissue and tiny blood vessels that grows on the surface of a healing wound or on an organ inside the body.
A single granulation on the wound became infected and turned from bright red to grey.
The surgeon carefully removed the excess granulations that were blocking the patient's airway.
countable, used in plural: excess granulations
Each small granulation on the wound surface contains new blood vessels and connective fibres.
Dr. Nakano examined the granulations under a microscope to check for abnormal cell growth.
The biopsy report confirmed that each granulation was benign and would shrink with time.
- granuloma
caution: a granuloma is different — it is a larger nodule caused by chronic inflammation or infection, not part of normal wound healing
文法句型
[number] + granulation(s)
excess granulations
用法筆記
Countable — each granulation is one individual lump. The plural 'granulations' is very common in medical notes and surgical reports. Distinguish from sense 3 (the process as a whole) and from 'granuloma' (a larger, chronic inflammatory nodule, not part of normal healing).