{"era":"current","word":"cyanide","meaning":"a toxic compound or ion containing the cyanide group, CN−","children":[{"era":"1800s","word":"cyan-","meaning":"relating to cyan or blue compounds","children":[{"era":"classical","word":"kyanos","meaning":"dark blue; dark-colored","children":[],"language":"Ancient Greek"}],"language":"English scientific combining form"},{"era":"1800s","word":"-ide","meaning":"chemical salt or anion suffix","children":[],"language":"English chemical suffix"}],"language":"Modern English"}