intumescency

Thesaurus

Noun	1.	intumescency - swelling up with blood or other fluids (as with congestion) intumescence puffiness, swelling, lump - an abnormal protuberance or localized enlargement haematoma - a localized swelling filled with blood
	2.	intumescency - the increase in volume of certain substances when they are heated (often accompanied by release of water) intumescence, swelling chemical action, chemical change, chemical process - (chemistry) any process determined by the atomic and molecular composition and structure of the substances involved

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