Fungus

noun

noun ·2 syllables ·Common ·Middle school level

Definitions

Noun
  1. 1
    Any member of the kingdom Fungi; a eukaryotic organism typically having chitin cell walls but no chlorophyll or plastids. Fungi may be unicellular or multicellular. countable, uncountable

    "Plastics are energy-rich substances, which is why many of them burn so readily. Any organism that could unlock and use that energy would do well in the Anthropocene. Terrestrial bacteria and fungi which can manage this trick are already familiar to experts in the field."

  2. 2
    an organism of the kingdom Fungi lacking chlorophyll and feeding on organic matter; ranging from unicellular or multicellular organisms to spore-bearing syncytia wordnet
  3. 3
    A spongy, abnormal excrescence, such as excessive granulation tissue formed in a wound. archaic, countable, uncountable

Antonyms

All antonyms

Example

More examples

"Mushrooms are a kind of fungus."

Etymology

Borrowed from Latin fungus (“mushroom”).

Related phrases

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.