Princeton's WordNet

1. calculator, reckoner, figurer, estimator, computer(noun)

   an expert at calculation (or at operating calculating machines)

2. calculator, calculating machine(noun)

   a small machine that is used for mathematical calculations

Kernerman English Learner's Dictionary

1. calculator(noun)ˈkæl kyəˌleɪ tər

   an electronic device that does mathematical operations

Wiktionary

1. calculator(Noun)

   A mechanical or electronic device that performs mathematical calculations.

2. calculator(Noun)

   A person who performs mathematical calculation

3. calculator(Noun)

   A person who calculates (in the sense of scheming).

4. calculator(Noun)

   A set of mathematical tables.

Webster Dictionary

1. Calculator(noun)

   one who computes or reckons: one who estimates or considers the force and effect of causes, with a view to form a correct estimate of the effects

The New Hacker's Dictionary

1. calculator

   Syn. for bitty box.

• sakrekenaarAfrikaans
• حاسِب، حاسِبَه، عَدّادArabic
• калкулаторBulgarian
• calculadoraPortuguese (BR)
• kalkulačkaCzech
• der RechnerGerman
• regnemaskineDanish
• αριθμομηχανή, κομπιουτεράκιGreek
• calculadoraSpanish
• kalkulaatorEstonian
• ماشین حسابFarsi
• laskinFinnish
• calculatriceFrench
• מַחשֵבוֹןHebrew
• कैलकुलेटरHindi
• računar, kalkulatorCroatian
• zsebszámológépHungarian
• kalkulatorIndonesian
• reiknivél, (vasa) tölvaIcelandic
• calcolatriceItalian
• 計算機Japanese
• 계산기Korean
• kalkuliatorius, skaičiuotuvasLithuanian
• kalkulatorsLatvian
• mesin kiraMalay
• rekenmachineDutch
• kalkulator, lommeregner; regnemaskinNorwegian
• kalkulatorPolish
• ماشین حسابPersian
• شميرونكى ، دحساب ما شينPashto
• calculadoraPortuguese
• calculatorRomanian
• калькуляторRussian
• kalkulačkaSlovak
• kalkulatorSlovenian
• digitronSerbian
• räknema-skin, kalkylatorSwedish
• เครื่องคิดเลขThai
• hesap makinasıTurkish
• 計算器Chinese (Trad.)
• калькуляторUkrainian
• حساب کتاب لگانے والی مشینUrdu
• máy tínhVietnamese
• 计算器Chinese (Simp.)