Italian Phrase
Che cos'è l'allenamento a intervalli ad alta intensità?
Meaning
The sentence asks for a definition of high‑intensity interval training (HIIT). It literally translates to “What is the training in intervals at high intensity?” and is commonly used when someone wants to learn about this fitness method.
When to use
Use this question when discussing fitness routines with a trainer, a friend who works out, or in a health‑related article. It’s appropriate in both casual conversation and more formal settings such as a gym class or a wellness blog.
✦Grammar Breakdown
Checos'èl'allenamentoaintervalliadaltaintensità?
Che
Interrogative pronoun meaning 'what', used at the start of a question.
cos'è
Contraction of 'cosa è' (what is). The apostrophe replaces the omitted vowel.
l'
Elided form of the masculine singular article 'il' before a vowel.
a intervalli
Prepositional phrase meaning 'in intervals' or 'by intervals'.
ad alta intensità
Preposition 'ad' (a + d) is used before a word beginning with a vowel; means 'at high intensity'.
🗨In Conversation
Che cos'è l'allenamento a intervalli ad alta intensità?
What is high‑intensity interval training?
È un metodo di esercizio che alterna brevi sprint ad alta intensità con periodi di recupero più leggeri, migliorando rapidamente resistenza e brucio di calorie.
It’s a workout method that alternates short high‑intensity sprints with lighter recovery periods, quickly improving endurance and calorie burn.
✕Common Mistakes
Che cosa è l'allenamento a intervalli ad alta intensità?
In spoken and written Italian the contraction 'cos'è' is preferred; 'cosa è' sounds unnatural.
Che cos'è il allenamento a intervalli ad alta intensità?
Before a vowel the article elides to 'l''; saying 'il allenamento' creates a hiatus.
Che cos'è l'allenamento a intervalli a alta intensità?
The preposition contracts to 'ad' before a vowel; 'a alta intensità' is grammatically incorrect.
↔Alternatives
Che cosa è l'allenamento HIIT?
What is HIIT training?
In cosa consiste l'allenamento a intervalli ad alta intensità?
What does high‑intensity interval training consist of?
Puoi spiegarmi l'HIIT?
Can you explain HIIT to me?
Cultural Tip
In Italy, fitness jargon often mixes English acronyms (HIIT) with Italian explanations. When speaking to older generations, it’s safer to use the full Italian phrase “allenamento a intervalli ad alta intensità” rather than the English acronym. Also, keep the tone friendly; Italians appreciate a conversational style even in gym settings.

