Impinge (verb)
impinge [im-pinj] (previously 02-07-13)

verb (used without object), impinged, impinging.
1. to make an impression; have an effect or impact (usually followed by on or upon): to impinge upon the imagination; social pressures that impinge upon one's daily life.
2. to encroach; infringe (usually followed by on or upon): to impinge on another's rights.
3. to strike; dash; collide (usually followed by on, upon, or against): rays of light impinging on the eye.

verb (used with object), impinged, impinging.
4. Obsolete. to come into violent contact with.

Can be confused
infringe.

See more synonyms on Thesaurus.com

Origin: 1525-35; < Medieval Latin impingere to strike against, drive at, equivalent to Latin im- im- + -pingere, combining form of pangere to fasten, drive in, fix; see impact

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