wane

wane — verb

1. To gradually become less strong, less important, or less effective — for example

1.verbintransitiveB2
Definition

To gradually become less strong, less important, or less effective — for example, when public interest in a trend slowly goes down over several months.

Example

After the scandal, the board chair's influence within the company began to wane noticeably.

collocation: influence/power/support + wane

As summer turned to autumn, the children's enthusiasm for outdoor games started to wane.

collocation: enthusiasm/interest + wane

Common collocations
  • influence wanes
  • enthusiasm wanes
  • support wanes
  • popularity wanes
  • power wanes
  • interest wanes
Synonyms
  • diminish

    suggests a more measurable reduction, often in size or amount

  • decline

    broader term covering deterioration in quality or condition

  • dwindle

    emphasizes a reduction nearly to nothing, with a sense of urgency

  • fade

    suggests gradual disappearance, especially of light, memory, or sound

Antonyms
  • grow

    general increase in strength or size

  • intensify

    become stronger or more extreme in degree

Grammar Patterns

wane

wane + adverb

wane + prepositional phrase

Usage Note

Commonly used with nouns that describe non-physical qualities: influence, interest, enthusiasm, support, popularity, or power. Subject is almost always an abstract noun.

Common Mistakes

My phone battery is waning.
My phone battery is running low.
wane describes a gradual loss of strength or influence, not a physical quantity like battery charge.
The storm waned during the night.
The storm subsided during the night.
wane is not used for weather events calming down; subside or die down is more natural.

2. Describes the moon when its visible lit area shrinks night by night once the ful

2.verbintransitiveB1
Definition

Describes the moon when its visible lit area shrinks night by night once the full moon has passed.

Example

Kabir checked the sky each evening, watching the full moon wane into a thin sliver.

astronomical context: full moon wanes to new moon

During the waning phase, the moon rises later each night and appears less bright.

grammatical pattern: during the waning phase

Common collocations
  • the moon wanes
  • waning moon
  • waning crescent
  • wane toward the new moon
Synonyms
  • diminish

    general term for getting smaller; less specific than wane for the moon

  • fade

    poetic synonym for the moon's light decreasing gradually

Antonyms
  • wax

    specifically for the moon increasing in visible size night by night

Grammar Patterns

the moon wanes

waning moon

wane toward + noun phrase

Usage Note

Only used for the moon (or occasionally other celestial bodies in literary or scientific contexts). Not used for the sun, stars, or weather.

Common Mistakes

The sun waned behind the mountain.
The sun sank behind the mountain.
wane describes the moon's changing phase, not the sun setting.
The candle flame waned.
The candle flame died down.
wane for the moon only; flames die down or flicker out.
Idioms

wax and wane

idiom

To become stronger and then weaker repeatedly over time.

The moon's brightness waxes and wanes during its monthly cycle.

Did the team's performance wax and wane throughout the season?

wane — noun

Word family

  • waning
    adjectiveB2
  • waned
    verbB2

Synonym discussion

Sense: verb/1

Wane, diminish, decrease, subside, and fade all describe things becoming smaller or less, but each suggests a different kind of reduction. Wane implies a gradual, natural loss of strength, influence, or popularity — often with a sense of cyclical rhythm, like the moon's phases. Diminish suggests a noticeable reduction in size, importance, or intensity, and can happen more abruptly. Decrease is the most neutral and general term, used for any measurable decline in quantity or degree. Subside describes something that was at a high level calming down, such as floodwaters, anger, or noise. Fade implies a slow visual or sensory disappearance — light, colour, memory, or sound. For example: 'Public support for the law waned over the following months.' 'The pain diminished after a single dose of medicine.' 'The temperature decreased by ten degrees.' 'The shouting finally subsided after the teacher entered.'

diminish ↗decrease ↗subsidefade ↗

Common collocations

Nouns

Adverbs

Phrases

Prepositions

Etymology

Proto-Indo-EuropeanProto-GermanicOld EnglishEnglish

From Old English wanian (to lessen, diminish), tracing back through Proto-Germanic *wanōną to the Proto-Indo-European root *weh₂- meaning empty or lacking. This ancient root also produced Latin vanus (empty, vain) and, through French, the English word vain. The moon-related meaning of wane has been present since the Old English period, reflecting how closely early speakers observed the sky.