any of numerous predaceous water beetles of the family Dytiscidae, having the body adapted for swimming.
A Bug’s Life: Where Insects Get Their NamesWith Spring officially upon us, there's no better time to discuss one of our favorite topics: bugs.
What Is The Difference Between A Bug And An Insect?We tend to use the word bug loosely for any very small creature with legs. However, a true bug is defined as belonging to the order Hemiptera. These creatures characteristically have tough forewings and lack teeth, such as beetles. True bugs have a stylet (a mouth shaped like a straw) that they use to suck juices from plants. Insects belong to the class Insecta and they are characterized by three-part bodies, usually two pairs of wings, and …
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
any of the aquatic predatory beetles of the widely distributed family Dytiscidae, characterized by flattened hindlegs adapted for swimming and diving
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