Ficus sycomorus
— Noun
– English
~ thick-branched wide-spreading tree of Africa and adjacent southwestern Asia often buttressed with branches rising from near the ground; produces cluster of edible but inferior figs on short leafless twigs; the biblical sycamore
Fagus sylvatica purpurea
— Noun
– English
~ variety of European beech with shining purple or copper-colored leaves
Fagus sylvatica
— Noun
– English
~ large European beech with minutely-toothed leaves; widely planted as an ornamental in North America
Fagus sylvatica atropunicea
— Noun
– English
~ variety of European beech with shining purple or copper-colored leaves
Ficus carica sylvestris
— Noun
– English
~ wild variety of the common fig used to facilitate pollination of certain figs
family Sylviidae
— Noun
– English
~ in some classifications considered a subfamily (Sylviinae) of the family Muscicapidae: Old World (true) warblers; American kinglets and gnatcatchers
fissure of Sylvius
— Noun
– English
~ the deepest and most prominent of the cortical fissures; separates the frontal lobes and temporal lobes in both hemispheres
family Symplocaceae
— Noun
– English
~ a dicotyledonous family of order Ebenales
Fallot's syndrome
— Noun
– English
~ a congenital heart defect producing cyanosis; characterized by four symptoms: pulmonary stenosis and ventricular septal defect and malposition of the aorta over both ventricles and hypertrophy of the right ventricle
fetal alcohol syndrome
— Noun
– English
~ a congenital medical condition in which body deformation occurs or facial development or mental ability is impaired because the mother drinks alcohol during pregnancy
Farm Credit System
— Noun
– English
~ a cooperative nationwide system of banks and associations providing credit to farmers and related businesses; originally capitalized by the federal government but now owned by its members and borrowers
Federal Reserve System
— Noun
– English
~ the central bank of the United States; incorporates 12 Federal Reserve branch banks and all national banks and state-chartered commercial banks and some trust companies; "the Fed seeks to control the United States economy by raising and lowering short-term interest rates and the money supply"
feudal system
— Noun
– English
~ the social system that developed in Europe in the 8th century; vassals were protected by lords who they had to serve in war
force-feed lubricating system
— Noun
– English
~ mechanical system of lubricating internal combustion engines in which a pump forces oil into the engine bearings