nam·as·te 
(nŭm′əs-tā)
(nŭm′əs-tā)interj.
Used especially among Hindus to express a polite or respectful greeting or farewell.
[Ultimately (via Hindi, Punjabi, and other South Asian languages) from Sanskrit namas te, obeisance to you : namaḥ, homage, obeisance; see nem- in the Appendix of Indo-European roots + te, enclitic second person sing. genitive and dative pron.; see tu- in the Appendix of Indo-European roots.]