1. An unpaired sinus of the dura mater
   - straight sinus, tentorial sinus

Type of: sinus, venous sinus

• Andrews
• Andricus
• Andrija Mohorovicic
• andro-
• androecium
• androgen
• androgenesis
• androgenetic
• androgenic
• androgenic hormone
• androgenous
• androgeny
• androglossia
• androgyne
• androgynous
• androgyny
• android
• andromeda
• Andromeda galaxy
• Andromeda glaucophylla
• Andromeda polifolia
• androphobia
• Andropogon
• Andropogon furcatus
• Andropogon gerardii