reckoning

noun
reck*on*ing \ ˈre-kə-niŋ \ ˈrek-niŋ \
14th century{ds||1||}
  • the act or an instance of reckoning: such as
  • account, bill
  • computation

reckon

verb
reck*on \ ˈre-kən \
13th century{ds|t|1|a|}
  • count
  • estimate, compute
  • to determine by reference to a fixed basis

dead reckoning

noun
dead reckoning \
1613{ds||1||}
  • the determination without the aid of celestial observations of the position of a ship or aircraft from the record of the courses sailed or flown, the distance made, and the known or estimated drift
  • guesswork

by someone's reckoning

idiom
by someone's reckoning \
  • according to someone's calculations

hour of reckoning

noun phrase
hour of reckoning \
  • the moment of truth : the time when something would be decided

reckon on

phrasal verb
reckon on \
  • to expect (something) to happen : to plan on (something)

reckon up

phrasal verb
reckon up \
  • to calculate the total number or amount of (something)
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