{"era":"current","word":"temperature","meaning":"degree of heat or cold","children":[{"era":"1500s","word":"temperature","meaning":"degree of heat","children":[{"era":"1400s","word":"temperature","meaning":"moderation of heat","children":[{"era":"1300s","word":"temperatura","meaning":"degree of heat or cold","children":[{"era":"classical","word":"temperare","meaning":"to mix, regulate, moderate","children":[],"language":"Latin"}],"language":"Medieval Latin"}],"language":"Old French"}],"language":"Middle English"}],"language":"Modern English"}