ˈ ̷ ̷ ̷ ̷ˌ ̷ ̷- noun
: either of two African nightjars:
a. : a bird ( Macrodipteryx longipennis ) that has second primary in the male with a very long almost naked shaft and a broad racketlike web at the tip
b. : a bird ( Semeiophorus vexillarius ) that has the second to fifth primaries more or less lengthened and the ninth extremely so although the shaft is not bare for any portion of its length