alpha rhythm
— Navneord
– Engelsk
~ the normal brainwave in the electroencephalogram of a person who is awake but relaxed; occurs with a frequency of 8-12 hertz
atrioventricular nodal rhythm
— Navneord
– Engelsk
~ the normal cardiac rhythm when the heart is controlled by the atrioventricular node
Arundo richardii
— Navneord
– Engelsk
~ tall grass of New Zealand grown for plumelike flower heads
alveolar ridge
— Navneord
– Engelsk
~ a ridge that forms the borders of the upper and lower jaws and contains the sockets of the teeth
Atlantic ridley
— Navneord
– Engelsk
~ grey sea turtle of the Atlantic and Gulf Coasts of North America
air rifle
— Navneord
– Engelsk
~ a gun that propels a projectile by compressed air
assault rifle
— Navneord
– Engelsk
~ any of the automatic rifles or semiautomatic rifles with large magazines designed for military use