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Definition of geophagus

geophagus

/dʒiːˈɒfəɡəs/
ge · oph · a · gus

Plural:geophagi
•
Adjective:geophagous
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geophagus Lexical Profile

• noun

1

A genus of cichlid fishes native to the river basins of South America, commonly known as eartheaters for their habit of sifting mouthfuls of sand and substrate to extract edible matter.

Example

"The aquarium hobbyist selected a fine sand substrate to accommodate the natural feeding behavior of her geophagus."


2

An organism that regularly and intentionally consumes earth, soil, or clay, often to extract trace minerals or aid in digestion.

Example

"The biologist studied the geophagus to better understand the nutritional benefits and evolutionary drivers of soil consumption in animals."

Synonyms
View all synonyms for geophagus

Word Nuance & Usage

When referring strictly to the taxonomic classification, the word is typically capitalized as 'Geophagus' to denote the specific genus of South American cichlids.

• Rhymes for geophagus

Word Origin & Etymology

From Modern Latin, derived from the Greek 'geō-' (earth) and '-phagos' (eater, from 'phagein', meaning to eat).

Usage Trend

Historical frequency of usage in published text.

180019102020

Cite this Entry


Wordmom. (2026). Definition of Geophagus. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/geophagus
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