tertiary industry
noun /ˈtɜːʃəri ɪndəstri/
/ˈtɜːrʃieri ɪndəstri/, /ˈtɜːrʃəri ɪndəstri/
[uncountable, countable] (economics)- the part of a country’s economy that provides services synonym service industry compare primary industry, secondary industry