Standard Lemma guide

intumescence

noun · 4 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

No pronunciation record was provided for this word.

1

noun

Meaning 1

The process of swelling up or the condition of being swollen.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: inturgescence, tumescence, intumescence, swellage, turgescence, bloatedness, bloating, distension, ectasia, ectasis, nodosity, swelling, swollenness, tumidity, turgidity, turgor

Antonyms: none provided

2

noun

Meaning 2

An instance of such swelling.

Definition source: English Wiktionary via Wiktextract

Usage: countable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: incrassation, tumescence, aposteme, intumescence, inturgescence, swelling, swollenness

Antonyms: none provided

3

noun

Meaning 3

the increase in volume of certain substances when they are heated (often accompanied by release of water)

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: intumescency, swelling

Antonyms: none provided

Broader terms: chemical process, chemical change, chemical action

4

noun

Meaning 4

swelling up with blood or other fluids (as with congestion)

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: intumescency

Antonyms: none provided

Broader terms: swelling, puffiness, lump

Narrower terms: hematoma, haematoma

History

Etymology

See intumescent.