calculator

Definitions of calculator
1

n a small machine that is used for mathematical calculations

Synonyms:
calculating machine
Types:
show 9 types...
hide 9 types...
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
pulse counter
an electronic counter that counts the number of electric pulses
Type of:
machine
any mechanical or electrical device that transmits or modifies energy to perform or assist in the performance of human tasks

n an expert at calculation (or at operating calculating machines)

Synonyms:
computer, estimator, figurer, reckoner
Types:
show 5 types...
hide 5 types...
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
surveyor
someone who conducts a statistical survey
Type of:
expert
a person with special knowledge or ability who performs skillfully

Sign up, it's free!

Whether you're a student, an educator, or a lifelong learner, Vocabulary.com can put you on the path to systematic vocabulary improvement.