Standard Lemma guide

caducous

adj · 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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  • /kəˈdjuːkəs/

1

adj

Meaning 1

Of a part of an organism, disappearing in the normal course of development.

Definition source: English Wiktionary via Wiktextract

Topics: biology, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adj

Meaning 2

Tending to fall early.

Definition source: English Wiktionary via Wiktextract

Topics: biology, botany, natural-sciences

Examples

  • caducous leaves

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adjective

Meaning 3

shed at an early stage of development

Definition source: Princeton WordNet 3.0

Examples

  • most amphibians have caducous gills
  • the caducous calyx of a poppy

Meaning relationships

Synonyms: shed

Antonyms: persistent

History

Etymology

Latin cadūcus (“falling; transitory”).

Real reading context

caducous in complete knowledge articles