What does "geophagia" mean?

Consumption of clay, chalk or dirt.

What is a synonym for "geophagia"?

Common synonyms include: geophagy, pica.

Pronounced //d͡ʒiəˈfeɪdʒə//.

/d͡ʒiəˈfeɪdʒə/ noun

noun ·Rare ·Advanced level

Noun

1
Consumption of clay, chalk or dirt. uncountable
"In fact, expectant mothers in many sub-Saharan African cultures routinely eat soils (a practice called geophagia)."
2
eating earth, clay, chalk; occurs in some primitive tribes, sometimes in cases of nutritional deficiency or obsessive behavior wordnet

"In fact, expectant mothers in many sub-Saharan African cultures routinely eat soils (a practice called geophagia)."

From geo- + -phagia.