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Definitions from WordNet

Definitions from the Web

Term: allochthonous

Part of Speech: Adjective

Description: Originating from outside a particular place or region.

Examples:

1. The scientists discovered an allochthonous species of bird in the rainforest.
2. Allochthonous plants were introduced to the area to restore its ecosystem.

Part of Speech: Noun

Description: An organism or substance that is not native to a particular area.

Examples:

1. The introduction of allochthonous species can have a significant impact on an ecosystem.
2. The river carries allochthonous sediments downstream from the mountains.