reckoner
/rek-uh-ner/US // ˈrɛk ə nər //UK // (ˈrɛkənə) //
计算器,计数器,计算者,算盘
Related Words
Definitions
n.名词 noun
- 1
- : a person who reckons.
- : Also called ready reckoner. a collection of mathematical and other tables for ready calculation.
Synonyms & Antonyms
Examples
William Sutcliffe on his return said that Sammy's three notes were pinned in a ready reckoner.
Having been pinned in the ready reckoner, it would show the marks of pin-holes.
Sometime during the night the quill of the dead reckoner had traced its fine red line over the 30th meridian.
True, all turns on your Ready-Reckoner being moderately correct,—being not insupportably incorrect!
He becomes an astoundingly quick and accurate reckoner without other aid than a moment's reflection.
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