{"era":"current","word":"intervention","meaning":"act of intervening","children":[{"era":"16th century","word":"intervention","meaning":"act of coming between","children":[{"era":"post-classical","word":"interventio","meaning":"a coming between, intervention","children":[{"era":"classical","word":"intervenire","meaning":"to come between, interrupt","children":[{"era":"classical","word":"inter","meaning":"between, among","children":[],"language":"Latin"},{"era":"classical","word":"venire","meaning":"to come","children":[],"language":"Latin"}],"language":"Latin"}],"language":"Late Latin"}],"language":"Old French / Latin-derived English"}],"language":"Modern English"}