Nishaana
What is Muscle Definition?
The visible separation and detail of muscles at low body fat.
In context
Muscle Definition is a key concept in bodybuilding. The visible separation and detail of muscles at low body fat. Knowing what it means — and how it connects to the rest of your training — turns it from jargon into something you can actually use in the gym.
Nishaana is built around ideas like this: it tracks the numbers behind them automatically, so the theory shows up as real progress in your logbook rather than staying abstract.
Related bodybuilding terms
Common questions.
What does muscle definition mean?
The visible separation and detail of muscles at low body fat.
What category does muscle definition belong to?
Muscle Definition is a term from bodybuilding in strength and fitness training. Browse more bodybuilding terms in the Nishaana glossary.
Why does muscle definition matter for training?
Understanding muscle definition helps you train and program more deliberately — it is one of the ideas that separates guessing from a real, repeatable system.
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