Standard Lemma guide

peneplain

noun · 2 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.

  • /ˈpiːnɪpleɪn/
  • /ˈpɛnɪpleɪn/

1

noun

Meaning 1

A low-relief plain representing the final stage of fluvial erosion during times of extended tectonic stability.

Definition source: English Wiktionary via Wiktextract

Topics: geography, geology, geomorphology, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

a more or less level land surface representing an advanced stage of erosion undisturbed by crustal movements

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: peneplane

Antonyms: none provided

Broader terms: plain, field, champaign

History

Etymology

From pene- + plain.

Across languages

Translations

3 source translations are retained for this English entry.

  • French: pénéplaine — low plain
  • Icelandic: rofslétta — low plain
  • Tagalog: kalunasang lupa — low plain