Inuktut is the collective name for the Inuit languages.
[1][2][3][4][5] Inuit Tapiriit Kanatami (ITK) says "Inuktut is the language of Inuit, spoken across Inuit Nunaat, which includes Greenland, Alaska and Inuit Nunangat in Northern Canada".
[1] In Canada, according to ITK, it encompasses Inuvialuktun, Inuinnaqtun, Inuktitut, and Inuttut.
[1] The Inuit Circumpolar Council (ICC) indicates that in Canada Inuktut includes Inuvialuktun, Inuinnaqtun, and Inuktitut.
The term is often used specifically to refer to the Inuit languages of Nunavut:[4][5] Inuinnaqtun, spoken in Cambridge Bay and Kugluktuk, and Inuktitut, spoken in the other communities in Nunavut.