1) Concept found in hinduism 2) Concord 3) Fusing result 4) Harmony 5) Harmony; concord 6) Identicalness 7) Identity 8) Indistinguishability 9) Integrity or harmony 10) Marital state 11) Quality of being unique 12) Solidarity 13) The whole idea 14) Unanimity 15) Unitary principle 16) Unity 17) Unity of thought 1) Unanimity 2) Unison 3) Unity 
A spiritual term referring to the 'experience' of the absence of egoic identity boundaries, and, according to some traditions, the realization of the awareness of the absolute interconnectedness of all matter and thought in space-time, or one's ultimate identity with God (see Tat Tvam Asi). Its meaning may be synonymous to that of nonduality, thoug...
• (n.) The state of being one; singleness in number; individuality; unity.
One'ness noun The state of being one; singleness in number; individuality; unity. « Our God is one, or rather very oneness .» Hooker. 
[n] - the quality of being united into one
unity noun the quality of being united into one