Phrase guide

lower mantle

noun · 3 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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No pronunciation record was provided for this word.

1

noun

Meaning 1

The part of the Earth's mantle from 660 to 2890 km (410 to 1800 miles) below Earth's surface, between the transition zone and the outer core; it occupies about 56% of the total volume of the Earth.

Definition source: English Wiktionary via Wiktextract

Examples

  • Holonyms: mantle < Earth, earth

Meaning relationships

Synonyms: inner mantle, mesosphere

Antonyms: none provided

2

noun

Meaning 2

Any similar layer in an exoplanet.

Definition source: English Wiktionary via Wiktextract

Examples

  • Holonyms: mantle < planet

Meaning relationships

Synonyms: inner mantle

Antonyms: none provided

3

noun

Meaning 3

the deeper part of the mantle

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: layer

History

Etymology

No etymology was provided for this word.