Standard Lemma guide

polythene

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.

  • General-American: /ˈpɑlɪθin/
  • General-American: /ˈpɑləθin/
  • General-American: /ˈpɑliθin/
  • General-American: Recorded audio is listed in the source snapshot.

1

noun

Meaning 1

Synonym of polyethylene.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: chemistry, natural-sciences, organic-chemistry, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: polyethylene

Antonyms: none provided

2

noun

Meaning 2

a lightweight thermoplastic; used especially in packaging and insulation

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: polyethylene

Antonyms: none provided

Broader terms: synthetic resin

History

Etymology

Contraction of polyethylene.