# acaroid

CEFR C2 · Adjective

Source: https://englishreference.com/word/acaroid
Updated: 2026-05-26

## Definition

relating to a type of small, spider-like creature that lives in the soil. These tiny animals are important for breaking down organic matter in the ground.

For teachers: relating to the Acari, a class of arachnids that includes mites and ticks. Often used in biological contexts to describe soil-dwelling species or their ecological roles.

## Examples

- The soil contains many acaroid mites.
- Acaroid species are essential for decomposing leaf litter and maintaining the health of forest ecosystems.
- Researchers observed that the presence of acaroid populations significantly increased the rate of nutrient cycling in the experimental plots, demonstrating their vital role in soil fertility.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.