What's the difference between monarch and regnal?

Monarch

Definition:

(n.) A sole or supreme ruler; a sovereign; the highest ruler; an emperor, king, queen, prince, or chief.
(n.) One superior to all others of the same kind; as, an oak is called the monarch of the forest.
(n.) A patron deity or presiding genius.
(n.) A very large red and black butterfly (Danais Plexippus); -- called also milkweed butterfly.
(a.) Superior to others; preeminent; supreme; ruling.

Example Sentences:

(1) Behind her balcony, decorated with a flourishing pothos plant and a monarch butterfly chrysalis tied to a succulent with dental floss, sits the university’s power plant.
(2) Governor General Quentin Bryce, the monarch's representative in Australia and the first woman to fill the role, had greeted the Queen by curtsying.
(3) Its investments have included the airline Monarch, which has returned to profit after nearly collapsing a year ago, Morrisons convenience stores , and the now defunct Comet electrical goods chain.
(4) However the NCPO did prosecute 56 people for the crime of criticising the monarch, with one man sentenced to 60 years – which was later halved – for Facebook posts.
(5) Officials revealed that the monarch’s London residence needs a total overhaul to tackle a series of problems common to homes occupied by older people: the palace needs rewiring, new plumbing, asbestos removing, and redecoration inside and out.
(6) In June, Chen Feng, the founder of Hainan, appeared to confirm his interest in Monarch.
(7) Indeed, the word establishment is testament to its one-time importance: the term is likely to derive from the fact that the Church of England is the country's "established church", or state religion, with the monarch serving as its head.
(8) If implemented, the ESM will reverse the greatest 19th-century political achievement in Europe: the transfer of the power to determine taxation and expenditure from unaccountable monarchical governments to formally accountable parliaments.
(9) Under a convention dating back to 1728, the monarch must consent to any parliamentary bill affecting the crown.
(10) The appropriately named Monarch pub in Camden, north London, is jumping on the jubilee bandwagon by hosting a free "Monarchy in the UK" music night on bank holiday Monday and will be showing the football during the European championships.
(11) But only Victoria, the monarch, found much use for it and long before the second world war the Hoo line had become a little-used byway.
(12) Queen Victoria’s physician was a great proponent of the value of tincture of cannabis and the monarch is reputed to have used it to counteract the pain of menstrual periods and childbirth.
(13) To crush any residual affinity for the monarchy, British propaganda against Thibaw “went into high gear”, said Thant Mtint-U, painting the monarch as an ogre, despot and drunkard.
(14) If that means you have to build strong relationships sometimes with regimes that you don’t always agree with, that I think is part of the job and that’s the way I do it and that’s the best way I can explain it.” Government buildings flew the union flag at half mast for 12 hours on the day of the death of the king last month on the instructions of the Department for Culture, Media and Sport, which said it was acting in line with protocol for the death of a foreign monarch.
(15) During the 19th century, Iranians lost vast territories in disastrous wars and corrupt monarchs sold everything of value in the country to foreigners.
(16) The colonies of migrating monarch butterflies that spend the winter in a patch of fir forest in central Mexico were dramatically smaller this season than they have been since monitoring began 20 years ago, according to the annual census of the insects released this week.
(17) "We will share a monarch, we will share a currency and, under our proposals, we will share a social union, but we won't have diktats from Westminster for Scotland and we won't have Scottish MPs poking their nose into English business in the House of Commons," said Salmond.
(18) Grieve said it was crucial that, under the British constitution, the monarch was not seen to be biased towards any political party, or to become entangled in political controversies.
(19) Monarch would be turning around its planes at Sharm at a quieter period of the day, later on Friday afternoon.
(20) Since then, the crown estate has run the royal lands and paid all its revenue surpluses to the Treasury (a record £230m last year), although every new monarch has to decide whether to confirm this arrangement.