Standard Lemma guide

thinning

adj · noun · verb · 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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  • CMU ARPABET: TH IH1 N IH0 NG Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Becoming less thick, dense, or numerous

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable, usually

Examples

  • thinning hair

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Process of removing plants or parts of plants to facilitate the growth of other plants

Definition source: English Wiktionary via Wiktextract

Topics: agriculture, business, forestry, lifestyle

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

Wood, leaves, or other plant parts removed during the process of thinning

Definition source: English Wiktionary via Wiktextract

Topics: agriculture, business, forestry, lifestyle

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

The action or result of reducing thickness, density, or number

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

verb

Meaning 5

present participle and gerund of thin

Definition source: English Wiktionary via Wiktextract

Usage: form-of, gerund, participle, present

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

noun

Meaning 6

the act of diluting something

Definition source: Princeton WordNet 3.0

Examples

  • the cutting of whiskey with water
  • the thinning of paint with turpentine

Meaning relationships

Synonyms: cutting

Antonyms: none provided

Broader terms: dilution

History

Etymology

No etymology was provided for this word.

Across languages

Translations

3 source translations are retained for this English entry.

  • Spanish: adelgazante — Translations
  • Norwegian Bokmål: tynning — the removal of plants
  • Norwegian Nynorsk: tynning — the removal of plants