Standard Lemma guide

undifferentiated

adj · 4 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: AH0 N D IH0 F ER0 EH1 N SH IY0 EY2 T IH0 D Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Not differentiated; not different; alike.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: nondifferentiated

Antonyms: differentiated

2

adj

Meaning 2

Not differentiated; not different; alike.

Describing tissues where the individual cells have not yet developed mature or distinguishing features, or describes embryonic organisms where the organs cannot be identified.

Definition source: English Wiktionary via Wiktextract

Topics: biology, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: nondifferentiated

Antonyms: differentiated

3

adj

Meaning 3

Not differentiated; not different; alike.

Describing a plant body where the vascular tissue has not developed, as in the thallophytes.

Definition source: English Wiktionary via Wiktextract

Topics: biology, botany, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: nondifferentiated

Antonyms: differentiated

4

adjective

Meaning 4

not differentiated

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: uniform

Antonyms: differentiated

History

Etymology

Etymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Germanic *un- Proto-West Germanic *un- Old English un- Middle English un- English un- English differentiated English undifferentiated From un- + differentiated.

Across languages

Translations

6 source translations are retained for this English entry.

  • Greek: αδιαφοροποίητος (adiaforopoíitos) — not differentiated
  • Finnish: erilaistumaton — in biology
  • Greek: αδιαφοροποίητος (adiaforopoíitos) — in biology
  • Italian: indifferenziato — in biology
  • Greek: αδιαφοροποίητος (adiaforopoíitos) — in botany
  • Italian: indifferenziato — in botany