Hence it can be said that there is heterogenisation of various cultures and ethnic groups, and what the overall demographics thus formed subject also to outside influences can be termed as is not as obvious and you-either-are-or-are-not as certain people would like others to believe.Iranian is a nationality.
Iranic are those ethnic groups speaking Iranian languages. Eg Tajiks, Persians, Pashtuns, Balochs, Ossetians.
Persian, Azeri, Baloch, Tajik, Arabs, Turkomen, Armenian, Lurs, Kurds are the major ethnic groups in Iran.
All Persians consider themselves Aryans.
Most Azeris consider themselves Turks.
Many Kurds consider themselves Kurds.
Most Arabs consider themselves Arabs.
Iranians hate Gulf Arabs their role during Iran-Iraq war didn't help matters.