moderato. adv. 1. (Music, other) at a moderate tempo. 2. (Music, other) (preceded by a tempo marking) a direction indicating that the tempo specified is to be used with restraint: allegro moderato.
While celery is a very low-calorie food, it likely doesn't provide you with negative calories. Mayo Clinic suggests that while it's theoretically possible for negative-calorie foods to exist, there are no reputable scientific studies that prove certain foods cause negative calorie effects.
The fiber is very good for weight loss. 3. Celery is purported to be a negative calorie food, which means it takes the body more calories to digest it than the food itself contains. While this is not strictly accurate, a single stalk of celery still has only a few calories due to being full of cellulose.