# acaridae

CEFR C2 · Noun

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

## Definition

a large family of tiny, eight-legged animals that are closely related to spiders and ticks. They are often found in soil or on plants and can sometimes cause problems for crops.

For teachers: a family of small arachnids, including mites and ticks, characterized by their eight legs and their presence in various ecological niches such as soil, water, and plant surfaces.

## Examples

- The farmer noticed acaridae on the leaves of his crops.
- Acaridae are a significant group of arachnids that play both beneficial and harmful roles in agricultural ecosystems.
- While many species within the family Acaridae are harmless decomposers, others are notorious pests that can cause significant economic damage by feeding on plant tissues or transmitting pathogens.

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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.