| Library / English Dictionary |
CALCULATOR
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
A small machine that is used for mathematical calculations; can be mechanical or electronic
Synonyms:
calculating machine; calculator
Classified under:
Nouns denoting man-made objects
Hypernyms ("calculator" is a kind of...):
machine (any mechanical or electrical device that transmits or modifies energy to perform or assist in the performance of human tasks)
Hyponyms (each of the following is a kind of "calculator"):
abacus (a calculator that performs arithmetic functions by manually sliding counters on rods or in grooves)
adder (a machine that adds numbers)
adding machine; totaliser; totalizer (a calculator that performs simple arithmetic functions)
counter; tabulator (a calculator that keeps a record of the number of times something happens)
hand calculator; pocket calculator (a calculator small enough to hold in the hand or carry in a pocket)
Napier's bones; Napier's rods (a set of graduated rods formerly used to do multiplication and division by a method invented by John Napier)
quipu (calculator consisting of a cord with attached cords; used by ancient Peruvians for calculating and keeping records)
subtracter (a machine that subtracts numbers)
Derivation:
calculate (make a mathematical calculation or computation)
Sense 2
Meaning:
An expert at calculation (or at operating calculating machines)
Synonyms:
calculator; computer; estimator; figurer; reckoner
Classified under:
Hypernyms ("calculator" is a kind of...):
expert (a person with special knowledge or ability who performs skillfully)
Hyponyms (each of the following is a kind of "calculator"):
adder (a person who adds numbers)
number cruncher (someone able to perform complex and lengthy calculations)
actuary; statistician (someone versed in the collection and interpretation of numerical data (especially someone who uses statistics to calculate insurance premiums))
subtracter (a person who subtracts numbers)
Derivation:
calculate (make a mathematical calculation or computation)
