totalimmersion
nounUK /ˌtəʊtl ɪˈmɜːʃn/
US /ˌtoʊtl ɪˈmɜːrʒn/
A way of learning where you are surrounded by something all the time.
She learned Spanish through total immersion while living in Madrid.
OTHER MEANINGS
2. The act of putting something completely under water.
The total immersion of the statue in water cleaned it thoroughly.
3. Being completely focused on one activity or interest.
His total immersion in the game made him forget the time.
4. A teaching method where all lessons are in a second language.
The school uses total immersion to teach French to young children.