What's the difference between ledger and wastebook?

Ledger

Definition:

(n.) A book in which a summary of accounts is laid up or preserved; the final book of record in business transactions, in which all debits and credits from the journal, etc., are placed under appropriate heads.
(n.) A large flat stone, esp. one laid over a tomb.
(n.) A horizontal piece of timber secured to the uprights and supporting floor timbers, a staircase, scaffolding, or the like. It differs from an intertie in being intended to carry weight.

Example Sentences:

(1) It exploded when leading daily El Pais published copies of account ledgers purportedly showing irregular payments to top party members including Rajoy, its leader since 2004.
(2) Home-state antipathy to Christie was crystallized in an blistering editorial published by the Newark Star-Ledger when Christie launched his campaign in June.
(3) Ireland's players had put body and soul on the line, no one more so than Sean St Ledger, who made a series of vital interventions.
(4) During one of his exploration trips, Ledger was fortunate enough to enjoy the service of a Bolivian called Manuel, who faithfully assisted him and his family for years.
(5) The verdict was not announced in court, but merely recorded in a ledger .
(6) Accounts Payable reports are interfaced with the general ledger and are of interest for transaction detail, open invoice and cash flow analysis, and for a record of payments by vendor.
(7) Either he says "mea culpa" and resigns, almost certainly precipitating a general election; or he condemns the ledgers as fabrications, the work of a vengeful Bárcenas angry about taking the fall for a practice that allegedly all were party to.
(8) Nobody thought Jack Nicholson’s Joker could be bettered until they saw Heath Ledger’s spikier take in The Dark Knight.
(9) Sarah Ledger, economist at Markit, said the rise in activity was fuelled by a sharp increase in new business, as confidence has returned to an industry that has been battered by the housing crash and the economic crisis .
(10) On the American side of the ledger, Israel has cause to worry that Obama's U-turn on military action in Syria means his threat of strikes on Iran, should diplomacy fail, is equally empty; that before leaving office he may try to force Netanyahu into the historic compromise on Palestine that he has hitherto successfully resisted; and that the White House is insufficiently appreciative of how deeply threatening is the current turmoil in Egypt and other Arab spring states to Israel's security.
(11) The Tupamaros dropped off the ledgers at the home of a public prosecutor – and some of those involved in the illegal trading were subsequently jailed.
(12) Gray told the Ledger that he supports changing Mississippi’s state flag, which includes the controversial Confederate battle flag , as well as other standard party positions, such as more funding for the state’s struggling schools.
(13) Christian Mukosa, a CAR researcher for Amnesty, was among guests holed up at the Ledger hotel in Bangui.
(14) Labour has made an allowance of £4bn for possible losses that might occur as a result of behavioural change, but on the side of the ledger has included £6.5bn from a crackdown on tax avoidance – a traditional recourse for politicians seeking to make their sums add up.
(15) The assistant referee Scott Ledger flagged for the foul, with Marriner originally having signalled for a corner before siding with his colleague and pointing to the spot – with Rose dismissed as a result.
(16) Who can imagine where Mayweather might have pushed himself if he’d lost the first José Luis Castillo fight back in 2001 and not felt the pressure to protect the zero in his loss ledger?
(17) You cannot treat society as an accounting ledger and displace risk and debt on to ordinary people without offering a really good account of why – and with no sense of there being a social bargain.
(18) The referee, Andre Marriner, on the advice of his assistant, Scott Ledger, sent off Rose and awarded a penalty, from which Yaya Touré scored.
(19) Manafort resigned after his name turned up in a secret ledger of payments by a Moscow-backed Ukrainian political party.
(20) The ledgers were written by Luis Bárcenas, the party treasurer for a period of 20 years.