[noun] [C] - a type of very small air-breathing animal with six legs, a body divided into three parts and usually two pairs of wings, or, more generally, any similar very small animalAnts, beetles, butterflies and flies are all insects.The three parts of an insect's body are the head, the thorax and the abdomen.Spiders are not technically insects, but people often think of them as such.I've got some sort of insect bite on my leg.See picture: Insects
INSECT
Meaning of INSECT in English
Cambridge English vocab. Кембриджский английский словарь. 2012