Definition of Insecta

1. Noun. Insects; about five-sixths of all known animal species.


Definition of Insecta

1. n. pl. One of the classes of Arthropoda, including those that have one pair of antennæ, three pairs of mouth organs, and breathe air by means of tracheæ, opening by spiracles along the sides of the body. In this sense it includes the Hexapoda, or six-legged insects and the Myriapoda, with numerous legs. See Insect, n.

Medical Definition of Insecta

1. 1. One of the classes of Arthropoda, including those that have one pair of antennae, three pairs of mouth organs, and breathe air by means of tracheae, opening by spiracles along the sides of the body. In this sense it includes the Hexapoda, or six-legged insects and the Myriapoda, with numerous legs. See Insect. 2. In a more restricted sense, the Hexapoda alone. See Hexapoda. 3. In the most general sense, the Hexapoda, Myriapoda, and Arachnoidea, combined. The typical Insecta, or hexapod insects, are divided into several orders, viz., Hymenoptera, as the bees and ants; Diptera, as the common flies and gnats; Aphaniptera, or fleas; Lepidoptera, or moths and butterflies; Neuroptera, as the ant-lions and hellgamite; Coleoptera, or beetles; Hemiptera, as bugs, lice, aphids; Orthoptera, as grasshoppers and cockroaches; Pseudoneuroptera, as the dragon flies and termites; Euplexoptera, or earwings; Thysanura, as the springtails, podura, and lepisma. See these words in the Vocabulary. Origin: NL. See Insect. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Insecta

insearching
insecable
insect
insect bite
insect bites and stings
insect control
insect defensins
insect hormones
insect powder
insect proteins
insect repellant
insect repellent
insect repellents
insect stings
insect viruses
insecta
insectan
insectaria
insectaries
insectarium
insectariums
insectary
insectation
insectations
insectator
insectdom
insected
insecticidal
insecticidally
insecticide

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