primary_feather
1. [ noun ] (zoology) one of the main flight feathers projecting along the outer edge of a bird's wing
Synonyms: primary primary_quill
Related terms: flight_feather
Similar spelling:   primary_tooth
  primary_cell
  primary_care
  primary_amenorrhea
  primary_censorship
  primary_election
  primary_coil
  primary_quill
  primary_dentition