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impinging
impinging n. and adj. 
/ɪmˈpɪndʒɪŋ/
/ɪmˈpɪndʒɪŋ/ΘΚΠ
the world > movement > impact > [noun]
hittingc1440
strokea1533
illision1603
incursion1615
incussion1615
attrition1630
impinginga1727
impact1781
impingement1837
impaction1945
the world > movement > impact > [adjective] > impinging
striking?1611
incident1668
impinginga1727
impingent1760
incidental1813
impacting1916
a1727 I. Newton Opticks (1730) iii. ii. 237 The Cause of Reflexion is not the impinging of Light on the solid or impervious parts of Bodies.
1794 R. J. Sulivan View of Nature II. 390 There must be as many impinging particles in the one, as there are gravitating particles in the other.
1844 J. Ruskin Arrows of Chace (1880) I. 289 The power of reflection in water varies with the angle of the impinging ray.
1955 Sci. News Let. 14 May 308/1 Mercury vapor inside the vacuum tube gives the glow as its atoms are excited by impinging electrons.
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