diphyletic /dif-i- or dī-fi-letˈik/ (biology)

1. Of dual origin
2. Descended from two distinct ancestral groups

• twattles
• twattling
• twattlings
• tway
• threadfin
• threadfins
• threadier
• threadiest
• threadiness
• threadinesses
• threading
• thread-lace
• thread-laces
• threadlike
• threadmaker
• threadmakers
• thread mark
• thread marks
• Threadneedle Street
• thread of life
• thread-paper
• thread-papers
• threads
• thread vein
• thread veins