I'm not sure of the exact word you are looking for, but the general idea is that the federal law will always reign supreme if there is ever a conflict between the federal and state laws. Federal law is superior or higher-ranking or more preferable, etc.
Here is the exact phrasing from Article VI of the US Constitution: "This Constitution, and the laws of the United States which shall be made in pursuance thereof; and all treaties made, or which shall be made, under the authority of the United States, shall be the supreme law of the land; and the judges in every state shall be bound thereby, anything in the Constitution or laws of any State to the contrary notwithstanding."
Answer: The Center for disease control and prevention (CDC) uses the Body Mass Index(BMI) to determine categories of overweight and at risk for being overweight
Explanation: BMI is defined as the body mass of an individual divided by the square of their height.
The BMI is used to categorize a person as underweight, normal weight, overweight, or obese based on the ratio of their body mass to the square of their height.
Underweight are categorised to have a BMI of under 18.5, normal weight has a range of 18.5 to 25, overweight has a range of 25 to 30, and obese over 30. The unit for the BMI is the kg/m²
Limiting the spread of communism to new countries