a small flying insect that bites people and animals and sucks their blood:
Some types of mosquito transmit malaria to humans.
Mosquito repellent is essential to protect oneself from bites during outdoor activities.
The persistent buzzing of a mosquito can be a nuisance during a quiet night.
Mosquito-borne diseases are a significant health concern in certain regions.
Screens on windows help prevent mosquitoes from entering homes.