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epizoan

epizoan

9.9
A creature that lives on the outside of another animal and may harm it
  • noun
  • /ˌɛpɪˈzoʊən/
  • Specialized
translation icon : epizoón
  • The tick is a common epizoan that feeds on the blood of mammals.

Examples

  • Some epizoans, such as lice and fleas, can transmit diseases to their hosts.

  • Marine biologists studied the barnacles as epizoans living on the whale's skin.

  • The epizoan attached itself to the fish's skin.

  • Many epizoans can affect the health of their host.

  • Marine biologists studied the barnacles as epizoans living on the whale's skin.

  • Some epizoans, such as lice and fleas, can transmit diseases to their hosts.

  • The tick is a common epizoan that feeds on the blood of mammals.

Synonyms

parasite
vsepizoan
  • Specialized
111 4.2

A living thing that lives on or inside another living thing and takes food from it

refers specifically to external parasites on animals rather than internal or plant parasites
epizoon
vsepizoan
  • Specialized
9.9

A small creature that lives on the outside of another animal like a flea

is the same in meaning but differs in spelling form
ectozoon
vsepizoan
  • Specialized
9.9

An animal that lives outside another animal and feeds on it, like a flea

is the same idea but uses an alternative written form
ectoparasite
vsepizoan
  • Specialized
8.6

A small animal like fleas and ticks that lives on another animal and feeds on its blood or skin

focuses on living externally rather than stressing feeding
ectozoan
vsepizoan
  • Specialized
9.9

An animal that lives on another animal's body and feeds on it, like a flea or tick

limits host specifically to animals rather than any organism

Surface Forms

epizoan singular
epizoans plural

Morphology

epizoan = epi + zoan

Formed from epi- (on) + -zoan (animal); the composition is etymologically regular but relies on classical combining forms that are not obvious to many learners, so only partially transparent.

Etymology

Epizoan comes from the Greek parts epi- 'on' and zoon 'animal', the same zoo root you see in zoo and zoology. So, an epizoan is literally an 'animal on an animal', a creature that lives on the outside of another animal, like lice or ticks.