Standard Lemma guide

timberline

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.

  • US: /ˈtɪmbɚˌlaɪn/
  • CMU ARPABET: T IH1 M B ER0 L AY2 N Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

The height or limit beyond which trees do not grow in mountainous or Arctic regions.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: tree line

Antonyms: none provided

2

noun

Meaning 2

line marking the upper limit of tree growth in mountains or northern latitudes

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: timber line, tree line

Antonyms: none provided

Broader terms: line

History

Etymology

From timber + line.