Standard Lemma guide

slumberous

adj · 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

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1

adj

Meaning 1

Sleepy, drowsy.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: slumbery, somnolent, adrowse, bedroomy, dozy, dopey, dragging one's tail, drowsy, eyelids at half-mast, nodding off, oscitant, out of steam, sleepbound, sleepish, sleepy, slombry, snoozy, slumberful, slumberous, slumbersome, somniculous, somnolescent, tired

Antonyms: none provided

2

adj

Meaning 2

Sleep-inducing.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: hypnotic, somnolent, dormitive, hypnic, slumberous, somniferous, somnific, soporiferous, soporific, soporous, stupefacient, stupefactive, tranquilizing, vapid

Antonyms: none provided

3

adjective satellite

Meaning 3

inclined to or marked by drowsiness

Definition source: Princeton WordNet 3.0

Examples

  • slumberous (or slumbrous) eyes
  • `slumbery' is archaic
  • the sound had a somnolent effect

Meaning relationships

Synonyms: slumbery, slumbrous, somnolent

Antonyms: none provided

4

adjective satellite

Meaning 4

quiet and tranquil

Definition source: Princeton WordNet 3.0

Examples

  • a slumberous June morning

Meaning relationships

Synonyms: slumbrous

Antonyms: none provided

History

Etymology

Etymology tree English slumber Latin -ōsus Old French -usbor. Middle English -ous English -ous English slumberous From slumber + -ous.