Standard Lemma guide

hypoplasia

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

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No pronunciation record was provided for this word.

1

noun

Meaning 1

Underdevelopment or incomplete development of a tissue or organ, especially when caused by an inadequate or below-normal number of cells.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: medicine, pathology, sciences

Examples

  • 1995, William M. Thurlbeck, 2. Lung Growth and Development, William M. Thurlbeck, Andrew Churg (editors), 2nd edition, Thieme Medical Publishers, Pathology of the Lung, page 56, Since the renal system and the lung develop at the same time, there has been repeated speculation that pulmonary hypoplasia and renal anomalies may be linked by a common developmental defect.
  • 2022, Robert A. Foster, Christopher Premanandan, Chapter 19: Male Reproductive System, James F. Zachary (editor), Pathologic Basis of Veterinary Disease, 7th edition, Elsevier, page 1320, Hypoplasia of the testes is a common condition and DSD.

Meaning relationships

Synonyms: hypoplasty, hypoplasticity

Antonyms: none provided

2

noun

Meaning 2

underdevelopment of an organ because of a decrease in the number of cells

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: dysplasia

History

Etymology

From hypo- + -plasia.

Across languages

Translations

10 source translations are retained for this English entry.

  • Chinese Mandarin: 發育不全 /发育不全 (fāyù bùquán) — condition of under- or incomplete development of a tissue or organ
  • Finnish: hypoplasia — condition of under- or incomplete development of a tissue or organ
  • French: hypoplasie — condition of under- or incomplete development of a tissue or organ
  • German: Hypoplasie — condition of under- or incomplete development of a tissue or organ
  • Greek: υποπλασία (ypoplasía) — condition of under- or incomplete development of a tissue or organ
  • Icelandic: vanþroski líffæra — condition of under- or incomplete development of a tissue or organ
  • Icelandic: vanþroski vefja — condition of under- or incomplete development of a tissue or organ
  • Irish: hipeapláise — condition of under- or incomplete development of a tissue or organ
  • Polish: hipoplazja — condition of under- or incomplete development of a tissue or organ
  • Polish: niedorozwój — condition of under- or incomplete development of a tissue or organ