FATTY a.
, in which the oil globules, naturally present in certain organs, are so multiplied as gradually to destroy and replace the efficient parts of these organs. -- Fatty heart, Fatty liver, etc. (Med.), a heart, liver, etc., which have been the subjects of fatty degeneration or infiltration. -- Fatty infiltration (Med.),…
FISSION n. 2 definitions
e lowest (unicellular) organisms by means of a process of self-division, consisting of gradual division or cleavage of the into two parts, each of which then becomes a separate and independent organisms; as when a cell in an animal or plant, or its germ, undergoes a spontaneous division, and the parts again subdivide.…
FRACTIONAL a.
a fractional part of the population. Fractional crystallization (Chem.), a process of gradual and approximate purification and separation, by means of repeated solution and crystallization therefrom. -- Fractional currency, small coin, or paper notes, in circulation, of less value than the monetary unit. -- Fraction…
FRENCH a.
a metallic wind instrument, consisting of a long tube twisted into circular folds and gradually expanding from the mouthpiece to the end at which the sound issues; -- called in France cor de chasse. -- French leave, an informal, hasty, or secret departure; esp., the leaving a place without paying one's debts. -- Fre…