Standard Lemma guide

substratum

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

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  • /səbˈstrɑ.təm/
  • /səbˈstreɪ̯.təm/
  • Southern-England: Recorded audio is listed in the source snapshot.

1

noun

Meaning 1

A layer that lies underneath another.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: underlayer

Antonyms: none provided

2

noun

Meaning 2

The underlying cause or basis of something.

Definition source: English Wiktionary via Wiktextract

Usage: figuratively

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

A substrate.

Definition source: English Wiktionary via Wiktextract

Topics: human-sciences, linguistics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

an indigenous language that contributes features to the language of an invading people who impose their language on the indigenous population

Definition source: Princeton WordNet 3.0

Examples

  • the Celtic languages of Britain are a substrate for English

Meaning relationships

Synonyms: substrate

Antonyms: none provided

Broader terms: indigenous language

5

noun

Meaning 5

any stratum or layer lying underneath another

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: substrate

Antonyms: none provided

Broader terms: stratum

6

noun

Meaning 6

a surface on which an organism grows or is attached

Definition source: Princeton WordNet 3.0

Examples

  • the gardener talked about the proper substrate for acid-loving plants

Meaning relationships

Synonyms: substrate

Antonyms: none provided

Broader terms: surface

History

Etymology

Learned borrowing from New Latin substrātum, nominalisation of the neuter of Latin substrātus, perfect passive participle of substernō. By surface analysis, sub- + stratum.

Across languages

Translations

29 source translations are retained for this English entry.

  • Belarusian: субстра́т (substrát) — a layer that lies underneath another
  • Bulgarian: субстра́т (substrát) — a layer that lies underneath another
  • Catalan: substrat — a layer that lies underneath another
  • Danish: substrat — a layer that lies underneath another
  • Dutch: laag — a layer that lies underneath another
  • Dutch: onderliggende reden — a layer that lies underneath another
  • Dutch: substraat — a layer that lies underneath another
  • Finnish: aluskerros — a layer that lies underneath another
  • Georgian: სუბსტრატი (subsṭraṭi) — a layer that lies underneath another
  • Greek: υπόστρωμα (ypóstroma) — a layer that lies underneath another
  • Ancient Greek: ὑπόστρωμα (hupóstrōma) — a layer that lies underneath another
  • Irish: bunsraith — a layer that lies underneath another
  • Irish: foshraith — a layer that lies underneath another
  • Irish: fostratam — a layer that lies underneath another
  • Italian: substrato — a layer that lies underneath another
  • Italian: sostrato — a layer that lies underneath another
  • Eastern Mari: аварок (avarok) — a layer that lies underneath another
  • Norwegian Bokmål: substrat — a layer that lies underneath another
  • Norwegian Nynorsk: substrat — a layer that lies underneath another
  • Polish: podłoże — a layer that lies underneath another
  • Polish: podkład — a layer that lies underneath another
  • Polish: podściółka — a layer that lies underneath another
  • Polish: podścielisko — a layer that lies underneath another
  • Portuguese: substrato — a layer that lies underneath another
  • Romanian: substrat — a layer that lies underneath another
  • Russian: субстра́т (substrát) — a layer that lies underneath another
  • Serbo-Croatian: су̀пстра̄т — a layer that lies underneath another
  • Serbo-Croatian: sùpstrāt — a layer that lies underneath another
  • Ukrainian: субстра́т (substrát) — a layer that lies underneath another
Real reading context

substratum in complete knowledge articles