What does woodlouse mean?
A woodlouse is a small, armoured crustacean that rolls into a ball for defence. Typically found in damp environments, such as gardens and forests, woodlouses are often referred to as pill bugs or rolly-pollies in other regions. They have a distinctive armoured shell and are usually grey or brown in colour. Woodlouses are detritivores, feeding on decaying plant matter and helping to break down organic material. The term woodlouse is primarily used in British English, while in American English, similar creatures are often referred to as pill bugs. Overall, woodlouses play an important role in ecosystems, and their unique appearance and behaviour make them a fascinating subject for study.
nounA small, armoured crustacean that rolls into a ball for defence, typically found in damp environments.
- A type of crustacean
- A colloquial term for certain isopods
"The woodlouse scurried across the damp soil in the garden."
"The woodlouse is often found in gardens and forests."
"In some regions, woodlouse is used to describe any small, armoured creature."
The plural form woodlice is often used, especially in British English.
"The garden was infested with woodlice."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of woodlouse
The term woodlouse has its origins in Old English, with 'wood' referring to the habitat of these creatures and 'louse' likely due to their small size and armoured appearance. The word has been in use since the 14th century, and is closely related to other Germanic languages. Woodlouses are also known as isopods, a term that refers to the order Isopoda, which includes woodlouses, pill bugs, and other similar crustaceans.
How woodlouse is actually used
In British English, woodlouse is commonly used to refer to certain types of isopods, especially those that roll into a ball.