Amphicoelous :: Amphicoelous (a.) Having both ends concave; biconcave; -- said of vertebrae.
Amyelous :: Amyelous (a.) Wanting the spinal cord.
Andropetalous :: Andropetalous (a.) Produced by the conversion of the stamens into petals, as double flowers, like the garden ranunculus..
Anemorphilous :: Anemorphilous (a.) Fertilized by the agency of the wind; -- said of plants in which the pollen is carried to the stigma by the wind; wind-Fertilized.