any of numerous aquatic beetles of the family Gyrinidae, commonly seen in groups circling about rapidly on the surface of the water.
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 …
Origin of whirligig beetle
First recorded in 1850–55
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British Dictionary definitions for whirligig beetle
any flat-bodied water beetle of the family Gyrinidae, which circles rapidly on the surface of the water
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