interfile

American  

[in-ter-fahyl] / ˌɪn tərˈfaɪl /

verb (used with object)

interfiled, interfiling

1. to combine two or more similarly arranged sets of items, as cards or documents, into a single file.

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interfile British  

/ ˌɪntəˈfaɪl /

verb

1. to place (one or more items) among other items in a file or arrangement

2. to combine (two or more sets of items) in one file or arrangement

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Etymology

Origin of interfile

First recorded in 1945–50; inter- + file ¹