halter (ˈhæltə)

/ (ˈhæltɪə) /

noun plural halteres (hælˈtɪəriːz)

one of a pair of short projections in dipterous insects that are modified hind wings, used for maintaining equilibrium during flightAlso called: balancer

Word Origin for haltere

C18: from Greek haltēres (plural) hand-held weights used as balancers or to give impetus in leaping, from hallesthai to leap
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

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