unbiodegradable

U1N1B3I1O1D2E1G2R1A1D2A1B3L1E1

adjective

Not biodegradable.

OriginEnglish biodegradable ← Middle English un- ← Old English un- →
Scrabble 22
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Meanings

adjectiveunbiodegradable (not comparable)
  1. not comparableNot biodegradable.

Origin

  1. Proto-Indo-European*né
  2. Proto-Indo-European*n̥-
  3. Proto-Germanic*un-
  4. Proto-West Germanic*un-
  5. Old Englishun-
  6. Middle Englishun-
  7. Englishun-
  8. Englishbiodegradable
  9. Englishunbiodegradable

From un- + biodegradable.

Full word history & related roots →
Cite this entry
APA

unbiodegradable. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/unbiodegradable

MLA

“unbiodegradable.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/unbiodegradable. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “unbiodegradable,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/unbiodegradable.

Source: unbiodegradable on Wiktionary, CC BY-SA 4.0.