A term popularised by Lord Hailsham, see https://en.wikipedia.org/wiki/Elective_dictatorship
This blog on the LSE site
Is an interesting analysis of why the position is now much worse, it also points out that because we have an unwritten constitution far reaching changes can be implemented on the back of ordinary legislation, in places with written constitutions change usually needs a special vote and a super majority (say 50% of the electorate or 2/3 of those voting).
Part 2 - Assess - Timeline - Present - Limited Participation and Disengagement
Part 3 - Consider - On Power - Difficulties of Ends and Means - Dangers and Difficulties