The Collaborative International Dictionary
                    Macrochires
                    
                        
                
                                                                    Macrochires \Mac`ro*chi"res\, n. pl. [NL., fr. Gr. makro`s long + ? hand.] (Zo["o]l.) A division of birds including the swifts and humming birds. So called from the length of the distal part of the wing.