American red plum
— Navneord
– Engelsk
~ wild plum trees of eastern and central North America having red-orange fruit with yellow flesh
American redstart
— Navneord
– Engelsk
~ flycatching warbler of eastern North America the male having bright orange on sides and wings and tail
Andaman redwood
— Navneord
– Engelsk
~ mottled curly-grained wood of Pterocarpus indicus
Australian reed grass
— Navneord
– Engelsk
~ tall Australian reedlike grass sometimes used for hay
anatomical reference
— Navneord
– Engelsk
~ an expression that relates to anatomy
angle of reflection
— Navneord
– Engelsk
~ the angle between a reflected ray and a line perpendicular to the reflecting surface at the point of incidence
acquired reflex
— Navneord
– Engelsk
~ an acquired response that is under the control of (conditional on the occurrence of) a stimulus
accommodation reflex
— Navneord
– Engelsk
~ reflex changes in the eyes that enable an object to be focused on the retina
angle of refraction
— Navneord
– Engelsk
~ the angle between a refracted ray and a line perpendicular to the surface between the two media at the point of refraction
aqua regia
— Navneord
– Engelsk
~ a yellow fuming corrosive mixture of nitric and hydrochloric acid that dissolves metals (including gold)
ancien regime
— Navneord
– Engelsk
~ a political and social system that no longer governs (especially the system that existed in France before the French Revolution)
authoritarian regime
— Navneord
– Engelsk
~ a government that concentrates political power in an authority not responsible to the people
accumulator register
— Navneord
– Engelsk
~ (computer science) a register that has a built-in adder that adds an input number to the contents of the register
Alaska rein orchid
— Navneord
– Engelsk
~ similar to coastal rein orchid but with smaller flowers; Alaska to Baja California and east to the Dakotas and Colorado