asparagus fern
— Navneord
– Engelsk
~ a fernlike plant native to South Africa
adder's fern
— Navneord
– Engelsk
~ mat-forming lithophytic or terrestrial fern with creeping rootstocks and large pinnatifid fronds found throughout North America and Europe and Africa and east Asia
Aloe ferox
— Navneord
– Engelsk
~ much-branched South African plant with reddish prickly succulent leaves
alpha fetoprotein
— Navneord
– Engelsk
~ an abnormally large amount of this fetoprotein in the fetus can signal an abnormality of the neural tube (as spina bifida or anencephaly)
Assam fever
— Navneord
– Engelsk
~ leishmaniasis of the viscera
American feverfew
— Navneord
– Engelsk
~ stout perennial herb of the eastern United States with whitish flowers; leaves traditionally used by Catawba Indians to treat burns
animal fiber
— Navneord
– Engelsk
~ fiber derived from animals
acrylic fiber
— Navneord
– Engelsk
~ polymerized from acrylonitrile
afferent fiber
— Navneord
– Engelsk
~ a nerve fiber that carries impulses toward the central nervous system
animal fibre
— Navneord
– Engelsk
~ fiber derived from animals
atrial fibrillation
— Navneord
– Engelsk
~ fibrillation of the muscles of the atria of the heart
Arthur Fiedler
— Navneord
– Engelsk
~ popular United States conductor (1894-1979)
athletic field
— Navneord
– Engelsk
~ a piece of land prepared for playing a game; "the home crowd cheered when Princeton took the field"
authority figure
— Navneord
– Engelsk
~ someone who is regarded as an authority by someone else
Artemisia filifolia
— Navneord
– Engelsk
~ silver-haired shrub of central and southern United States and Mexico; a troublesome weed on rangelands
Antirrhinum filipes
— Navneord
– Engelsk
~ southwestern United States plant with yellow flowers on stems that twist and twine through other vegetation
Athyrium filix-femina
— Navneord
– Engelsk
~ most widely grown fern of the genus Athyrium for its delicate foliage
air filter
— Navneord
– Engelsk
~ a filter that removes dust from the air that passes through it
Alpine fir
— Navneord
– Engelsk
~ medium-tall timber tree of the Rocky Mountains having a narrowly conic to columnar crown
amabilis fir
— Navneord
– Engelsk
~ medium to tall fir of western North America having a conic crown and branches in tiers; leaves smell of orange when crushed