Standard Lemma guide

solidity

noun · 6 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.

  • /səˈlɪdɪti/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: S AH0 L IH1 D AH0 T IY0 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

The state or quality of being solid.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Moral firmness; validity; truth; certainty.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

The solid contents of a body; volume; amount of enclosed space.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: geometry, mathematics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

the quality of being solid and reliable financially or factually or morally

Definition source: Princeton WordNet 3.0

Examples

  • the solidity of the evidence worked in his favor
  • the solidness of her faith gave her enduring hope

Meaning relationships

Synonyms: solidness

Antonyms: none provided

Broader terms: dependability, dependableness, reliability, reliableness

5

noun

Meaning 5

the consistency of a solid

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: solidness

Antonyms: porosity

Broader terms: consistency, consistence, eubstance, body

Narrower terms: compactness, impermeability, impermeableness

6

noun

Meaning 6

state of having the interior filled with matter

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: hollowness

Broader terms: fullness

History

Etymology

From solid + -ity, from Middle French solidité, from Latin soliditās.

Across languages

Translations

12 source translations are retained for this English entry.

  • Bulgarian: твърдо състояние (tvǎrdo sǎstojanie) — the state or quality of being solid
  • Catalan: solidesa — the state or quality of being solid
  • Catalan: soliditat — the state or quality of being solid
  • French: solidité — the state or quality of being solid
  • German: Festigkeit — the state or quality of being solid
  • Ancient Greek: στερέωμα (steréōma) — the state or quality of being solid
  • Hindi: ठोसपन (ṭhospan) — the state or quality of being solid
  • Irish: diongbháilteacht — the state or quality of being solid
  • Latin: soliditās — the state or quality of being solid
  • Middle English: sadnesse — the state or quality of being solid
  • Romanian: soliditate — the state or quality of being solid
  • Spanish: solidez — the state or quality of being solid