Adjacent Words

Hemiptera definitions

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WordNet (r) 3.0 (2005)

n
1: plant bugs; bedbugs; some true bugs; also includes suborders Heteroptera (true bugs) and Homoptera (e.g., aphids, plant lice and cicadas) [syn: Hemiptera, order Hemiptera]

Webster's 1913 Dictionary

Insecta In*sec"ta, n. pl. [NL. See Insect.] 1. (Zo["o]l.) One of the classes of Arthropoda, including those that have one pair of antenn[ae], three pairs of mouth organs, and breathe air by means of trache[ae], 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. 2. (Zo["o]l.) In a more restricted sense, the Hexapoda alone. See Hexapoda. 3. (Zo["o]l.) In the most general sense, the Hexapoda, Myriapoda, and Arachnoidea, combined. Note: 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.

Webster's 1913 Dictionary

Hemiptera He*mip"te*ra, n. pl. [NL., fr. Gr. ? half + ? wing, fr. ? to fly.] (Zo["o]l.) An order of hexapod insects having a jointed proboscis, including four sharp stylets (mandibles and maxill[ae]), for piercing. In many of the species (Heteroptera) the front wings are partially coriaceous, and different from the others. Note: They are divided into the Heteroptera, including the squash bug, soldier bug, bedbug, etc.; the Homoptera, including the cicadas, cuckoo spits, plant lice, scale insects, etc.; the Thysanoptera, including the thrips, and, according to most recent writers, the Pediculina or true lice.