Definition of Fourfold

four times as great; quadruple | to increase to four times as much; to multiply by four | (mathematics) An algebraic variety of degree 4.

- Show that there is a
**fourfold**infinity of circles in space that pass through a fixed point. - Use
**fourfold**Germantown zephyr and a pair of No. 5 needles, with one pair two sizes smaller. - The effect of their proceedings now was to increase their revenue
**fourfold**and fivefold out of public calamity and universal misery. - It was the truth, but it was the truth reinforced, given a
**fourfold**strength by her own unwillingness. - Four-square they stand, those towers, and
**fourfold**the gates that open to the denizens of other earths. - Then follows a
**fourfold**description of distressing events on earth, which are caused by fiery influences coming out of the heavens. - And the
**fourfold**heaven is kindled with his thunder, And the stars about his forehead are fourscore. - The production of textiles by machinery has increased
**fourfold**in ten years, and now amounts to about $40,000,000 annually. - All the seals of silence sealed of night are broken, All the winds that bear the
**fourfold**word are blest. - The meaning of the
**fourfold**distribution is readily understood as soon as we apprehend the theory which severed the Obligation from the Convention. - Where it gleams forth in
**fourfold**rays, where the fragrant yellow flowers bud, there live the Mexicans, the youths. - But every symbol has a threefold or
**fourfold**interpretation and the nature of the enquiry or purpose for which the vision is sought will indicate the particular meaning conveyed. - Is not our knowledge of this
**fourfold**order in its principles, in those relations of its phenomena which constitute its laws, of the highest importance of anything of human concern? - As there is a
**fourfold**infinity of parabolas in the plane, and only a twofold infinity of straight lines, there must be some restriction on the parabolas obtained by this method. - Of these, the first in point of strength is the arc-light, which is too strong for ordinary negatives to be enlarged not more than
**fourfold**on ordinary bromide paper. - If there is a
**fourfold**infinity of lines in space, why is it that there is not a**fourfold**infinity of planes through a point, seeing that each line in space determines a plane through that point? - In this machine, therefore, the
**fourfold**processes of combination, attenuation, twisting and winding are effected consecutively and continuously. - The fivefold order is no more "affirmed in our time by natural science" to be "a demonstrated conclusion and established fact" than the
**fourfold**order was. - These farms must be made to yield
**fourfold**their present product, or they will fall short, not only of the demands made upon them, but also of their possibilities. - Now marshal your archers in a
**fourfold**line in such fashion that at the first break of dawn they can take cover behind the rocks and shoot, every man of them without piercing his fellow.

- For Shakespeare in your threefold,
**fourfold**tomb. - But instead of being
**fourfold**every way, it numbered the mystic Three.