Here's one presentation from the government, where they use the term "broad-based competence": http://www.oph.fi/download/151294_ops2016_curriculum_reform_...
A shorter one with video and the term "transversal competences": https://www.youtube.com/watch?t=70&v=KY_LZJkEo28 Slides: http://www.oph.fi/download/158389_general_aspects_of_basic_e...
EDIT: These should be contrasted with the old curriculum which talks of "integration and cross-curricular themes", "examining phenomena from the perspectives of different fields": http://www.oph.fi/download/47675_POPS_net_new_2.pdf
EDIT2: Finnish schools are obliged to introduce a period of “phenomenon-based teaching” at least once a year. These projects can last several weeks -- by 2020. http://www.independent.co.uk/news/world/europe/finland-schoo...