oxisol

American  

[ok-si-sawl, -sol] / ˈɒk sɪˌsɔl, -ˌsɒl /

noun

1. a thick, weathered soil of the humid tropics, largely depleted in the minerals that promote fertility, and characteristic of the Amazon and Congo basins.

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Etymology

Origin of oxisol

First recorded in 1955–60; ox- + -i- + -sol