Dictionary.com
Thesaurus.com
Synonyms

insect

American  
[in-sekt] / ˈɪn sɛkt /

noun

  1. any animal of the class Insecta, comprising small, air-breathing arthropods having the body divided into three parts (head, thorax, and abdomen), and having three pairs of legs and usually two pairs of wings.

  2. any small arthropod, such as a spider, tick, or centipede, having a superficial, general similarity to the insects.

  3. a contemptible or unimportant person.


adjective

  1. of, pertaining to, like, or used for or against insects.

    an insect bite; insect powder.

insect British  
/ ˈɪnsɛkt /

noun

  1. any small air-breathing arthropod of the class Insecta, having a body divided into head, thorax, and abdomen, three pairs of legs, and (in most species) two pairs of wings. Insects comprise about five sixths of all known animal species, with a total of over one million named species

  2. (loosely) any similar invertebrate, such as a spider, tick, or centipede

  3. a contemptible, loathsome, or insignificant person

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

insect Scientific  
/ ĭnsĕkt′ /
  1. Any of very numerous, mostly small arthropods of the class Insecta, having six segmented legs in the adult stage and a body divided into three parts (the head, thorax, and abdomen). The head has a pair of antennae and the thorax usually has one or two pairs of wings. Most insects undergo substantial change in form during development from the young to the adult stage. More than 800,000 species are known, most of them beetles. Other insects include flies, bees, ants, grasshoppers, butterflies, cockroaches, aphids, and silverfish.

  2. See Notes at biomass bug entomology


Other Word Forms

  • insect-like adjective
  • insectean adjective
  • insectival adjective
  • noninsect noun

Etymology

Origin of insect

First recorded in 1595–1605; from Latin insectum, noun use of neuter of insectus, past participle of insecāre “to incise, cut”; translation of Greek éntomon “insect,” literally, “notched or incised one”; entomo-; segment

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

This indicates that their diet -- nectar, grain, insects and even other vertebrates -- contained significant amounts of ethanol.

From Science Daily

“Out in the wild, they’re trying to build up their calories through berries and insects. But when they come across garbage in a neighborhood, that’s all the calories they need in one spot.”

From Los Angeles Times

"Whether it's that time we stepped on a nail and or got cellulitis following an insect bite or our C-section wound, or our UTI, or our STI - we all depend on them," she said.

From BBC

A cluster of the insects is even known as a loveliness of ladybugs.

From The Wall Street Journal

Nearby are additional puzzling landscapes in which other Lilliputian figures, at times the scale of insects, feel overwhelmed by outsize vegetation.

From The Wall Street Journal