Standard Lemma guide

diaphysis

noun · 3 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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  • /daɪˈæfɪsɪs/

1

noun

Meaning 1

The central shaft of any long bone.

Definition source: English Wiktionary via Wiktextract

Topics: anatomy, medicine, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

An abnormal elongation of the axis of a flower or of an inflorescence.

Definition source: English Wiktionary via Wiktextract

Topics: biology, botany, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

the main (mid) section of a long bone

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: shaft

Antonyms: none provided

Broader terms: long bone, os longum

History

Etymology

From dia- + -physis.

Across languages

Translations

4 source translations are retained for this English entry.

  • Arabic: جِسْم عَظْم (jism ʕaẓm) — anatomy
  • Czech: rozrost — anatomy
  • Czech: diafýza — anatomy
  • Finnish: diafyysi — anatomy