Удалить (delete)

Ссылка

Режим (mode)

Объектный режим (object mode)

Меню

Object ‣ Delete

Горячая клавиша

X or Delete

Delete the selected objects from the current scene.

Delete Globally

Ссылка

Режим (mode)

Объектный режим (object mode)

Меню

Object ‣ Delete Globally

Горячая клавиша

Shift-X or Shift-Delete

Delete the selected objects from all scenes, and any other possible usages (like e.g. from a shading node).