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strophoid
[ strof-oid, stroh-foid ]
/ ˈstrɒf ɔɪd, ˈstroʊ fɔɪd /
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noun Geometry.
a plane curve generated by the loci of points p and pprime; on a straight line that intersects the y-axis at a point n and the minus x-axis at a fixed point q, such that pn = npprime; = on, as on changes, where o is the origin. Equation: y2 = x2(x+a)/(a−x).
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Origin of strophoid
Words nearby strophoid
strop, strophanthin, strophanthus, strophe, strophic, strophoid, strophulus, stropper, stroppy, Strother, stroud
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Scientific definitions for strophoid
strophoid
[ strō′foid′ ]
The curve traced out by points P and P′ which lie on lines through a fixed point A where the midpoint M of PP′ is on a fixed line and the absolute value |;PM|; equals the absolute value |;P′M|; equals the absolute value |;MO|;, where O is the projection of A onto that fixed line.
The American Heritage® Science Dictionary
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