primary quill

Found in Anh - Anh (Wordnet)

Definition Noun : * Primary Quill : One of the large, strong flight feathers (remiges) located on the outer, distal part of a bird's wing. These are the feathers attached to the "hand" bones (the manus) and are crucial for generating thrust and lift during flight. Usage The term "primary quill" is a specific ornithological term. In everyday language, people are more likely to refer to these sim...