Definition of Acanthisittidae
: a family (type genus Acanthisitta) of passerine New Zealand birds including the rock wren, rifleman bird, and certain related birds
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Origin and Etymology of acanthisittidae
New Latin, from Acanthisitta, type genus (from Greek akanthis goldfinch, linnet + sitta nuthatch) + -idae
First Known Use: 1907
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