1. Sparrow-sized fossil bird of the Cretaceous period having a vestigial tail; found in Spain; considered possibly the third most primitive of all birds

Type of: bird

Part of: genus Ibero-mesornis

• structural genomics
• structural iron
• structural linguistics
• structural member
• structural sociology
• structural steel
• structuralism
• structurally
• structure
• structured
• structured walkthrough
• strudel
• struggle
• struggler
• struggling
• strum
• struma
• strumpet
• strung
• strung-out
• strut
• struth
• Struthio
• Struthio camelus
• struthiomimus