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Webster 1828 Edition

ppr.

Equaling; suiting; setting in opposition; uniting in marriage.

matching ‎(comparative better matching, superlative best matching)

the same as another; sharing the same design

matching

matching ‎(plural matchings)

(graph theory) A set of independent edges in a given graph, i.e. a set of edges which do not intersect: so-called because pairs of vertices are "matched" to each other one-to-one.

graph theory: set of edges