Hi Friends

I am Sikh by faith. The base of Sikhism is Ik-Oankar, often written as a symbol ੴ.

Its first part, 'Ik' is derived from Classical-Sanskrit 'eka' एक can de defined as 'one', 'single', 'same', 'unique' etc.

Second part, 'Oankār' is derived from Classical Sanskrit 'Omkāra' ॐकार also written as ओंकार or औंकार or ओ३मकार in Devanagari.

Can someone please help me in understanding or defining this term 'Omkāra'