What does Ojas mean?
From the Sanskrit ओजस् (ojas), 'bodily strength, vigour, energy, vitality'. In Ayurveda and the Vedas it names the vital essence that sustains strength and immunity.
What does Advait mean?
From the Sanskrit अद्वैत (advaita), 'non-duality', the central concept of Advaita Vedanta — the oneness of the self (atman) and the absolute (Brahman). A firmly established philosophical term.