{"era":"current","word":"mortar","meaning":"a paste used to bond bricks or stone, or the bowl used for grinding substances","children":[{"era":"1100s-1400s","word":"mortier","meaning":"mortar; mortar shell; grinding vessel","children":[{"era":"classical","word":"mortarium","meaning":"mortar; mill bowl","children":[],"language":"Latin"}],"language":"Old French"}],"language":"Modern English"}