do you disagree with these?
calorie deficit definitions:
"when a person consumes less calories than they burn"
https://www.google.com/search?channel=fs&client=ubuntu&q=calorie+deficit
"when you burn more calories than you consume"
https://www.healthline.com/nutrition/calorie-deficit
"Consuming fewer calories than your body burns is a ‘calorie deficit’ that can lead to weight loss"
https://health.clevelandclinic.org/calorie-deficit