Not aware of or responding to one's environment.

अपने वातावरण के प्रति अनजान

English Usage: She made an unconscious gesture when she brushed her hair away from her face.

Hindi Usage: जब उसने अपने बालों को चेहरे से हटाया, तो उसने एक अनजान इशारा किया।

A state in which a person is not aware of themselves or their environment.

बेहोशी की अवस्था

English Usage: After the accident, he was knocked unconscious for several minutes.

Hindi Usage: हादसे के बाद, वह कुछ मिनटों के लिए बेहोश हो गया।

In a manner that is not aware or deliberate.

बिना जानबूझकर

English Usage: He unconsciously repeated the phrase he heard earlier.

Hindi Usage: उसने बिना जानबूझकर वह वाक्य दोहराया जो उसने पहले सुना था।