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 (ĭn′to͞o-mĕs′əns, -tyo͞o-)
1. The act or process of swelling or the condition of being swollen.
2. A swollen organ or body part.

in′tu·mes′cent adj.


(ˌɪntjʊˈmɛsəns) or


1. (Pathology) pathol a swelling up, as with blood or other fluid
2. (Pathology) pathol a swollen organ or part
3. (Chemistry) chem the swelling of certain substances on heating, often accompanied by the escape of water vapour
ˌintuˈmescent adj


(ˌɪn tʊˈmɛs əns, -tyʊ-)

1. a swelling up, as with congestion.
2. a swollen mass.
[1650–60; < French]
in`tu•mes′cent, adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.intumescence - swelling up with blood or other fluids (as with congestion)
puffiness, swelling, lump - an abnormal protuberance or localized enlargement
haematoma, hematoma - a localized swelling filled with blood
2.intumescence - the increase in volume of certain substances when they are heated (often accompanied by release of water)
chemical action, chemical change, chemical process - (chemistry) any process determined by the atomic and molecular composition and structure of the substances involved


n. intumescencia, engrosamiento.
References in periodicals archive ?
Overall, the agreement with the measured results is very good, considering the complex physical and chemical behaviour of the intumescence process and many of the necessary assumptions may not be exact.
LEED- specified buildings, as well as those desirous of greater mold control, termite control, intumescence, hurricane resistance and basic structural protection are driving conventional technologies to incorporate higher performance standards.
Intumescence in fire retardancy of lignocellulosic panels.
2]) produced by fire retardant additives can easily escape from the melting char during the intumescence of the coating at high temperature.
7]) are largely responsible for tonic inhibition of extensor muscle alpha motoneurons in cervical intumescence.
Under extreme load, the samples of the covers exhibited only a slight glow and a good surface intumescence.
Synergistic flame retardant effects are achieved via nanophosphorus intumescence.
gouazoubira, thickening of the spinal cord corresponding to the cervical intumescence was found between segments C4-T1 and of lumbar intumescence between L3-L6 (Figures 1 and 2).
These reviews have suggested that clinicians and surgeons should include the presence of this muscle in the differential diagnosis for softtissue intumescence on the posteromedial face of the ankle region (Ger & Sedlin, 1976; del Sol et al.
Possible options would be a substratum fracture or an intumescence or differentiated relief (shoal) caused by initial reactivation of diapirism of the Triassic evaporites.
Based on proprietary phosphorus compounds, the masterbatches achieve FR properties through intumescence.