common louse
Học thuậtThân thiện
Definition
Noun: 1. A parasitic insect: The common louse refers specifically to the human head louse (Pediculus humanus capitis) or the human body louse (Pediculus humanus humanus). It is a small, wingless insect that lives on the human body, feeding on blood.
Usage
The term "common louse" is used to distinguish these human parasites from other species of lice that infest animals. It is a formal or scientific term. - Infestations of the common louse are a public health concern in crowded living conditions. - The study focused on the genetic differences between the head and body forms of the common louse.
Advanced Usage
- In a scientific context: The term is used in taxonomy and parasitology to specify the species .
- The common louse has been a companion to humans for thousands of years.
Variants and Related Words
- Louse (n.): The general term for parasitic insects of the order Phthiraptera. "Common louse" is a specific type of louse.
- Head louse (n.): The subspecies that infests the human scalp.
- Body louse (n.): The subspecies that infests clothing and the body.
Synonyms
- Pediculus humanus: The scientific (Latin) name for the common louse.
Notes
This term does not commonly form phrasal verbs or idioms in everyday English. Its usage is primarily literal and scientific.