An Etymological Dictionary of Astronomy and Astrophysics
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فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

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Number of Results: 9 Search : decimal
accurate to n decimal places
  رشمند با n رقم پس از جداگر یا ممیز   
rašmand bâ n raqam pas az jodâgar yâ momayez

Fr.: précis à n décimale, ~ avec n chiffres après la virgule, à n décimales près   

An expression specifying the number of meaningful digits to the right of the → decimal point. For example, e = 2.71828 ... = 2.718 is said to be accurate to three decimal places and 2.72 to two decimal places.

accurate; → decimal; → place.

decimal
  دهدهی   
dahdahi (#)

Fr.: décimal   

Referring to or based in the number 10; relating to tens or tenths.

M.L. decimalis "of tithes or tenths," from L. decimus "tenth," from decem, → ten.

Dahi , of or relating to dah, → ten; dahdahi literally "ten by ten."

decimal fraction
  برخه‌ی ِ دهدهی   
barxe-ye dahdahi

Fr.: fraction décimale   

A fraction expressed by using → decimal representation, as opposed to a vulgar fraction. For example, 2/5 is a vulgar fraction; 0.40 is a decimal fraction.

decimal; → fraction.

decimal logarithm
  لگاریتم ِ دهدهی   
logâritm-e dahdahi

Fr.: logarithme décimal   

common logarithm.

decimal; → logarithm.

decimal number system
  راژمان ِ عددهای ِ دهدهی   
râžmân-e adadhâ-ye dahdahi

Fr.: système des nombres décimaux   

A system of numerals for representing real numbers that uses the → base 10. It includes the digits from 0 through 9.

decimal; → system.

decimal place
  رقم پس از جداگر، ~ ~ ~ ممیز   
raqam pas az jodâgar, ~ ~ ~ momayez

Fr.: décimale, chiffre après la virgule   

The position of a digit to the right of a → decimal point written in decimal notation. In 0.032, for example, 0 is the first decimal place, 3 is the second decimal place, and 2 is the third decimal place.

decimal; → place.

Raqam, → digit; pas, → after; jodâgar, momayez, → decimal point.

decimal point
  جداگر، ممیز   
jodâgar, momayez (#)

Fr.: séparateur décimal, signe décimal   

A symbol (usually a point or dot) used to separate the integer part from the fractional part of a → decimal number.

decimal; → point.

Jodâgar, → separator.
Momayez, from Ar. mumaiyiz "distinguisher, discerner, separator."

decimal representation
  نمایش ِ دهدهی   
nemâyeš-e dahdahi

Fr.: représentation décimale   

A representation of a real number between 0 and 1, as written a = d1d2d3 ..., where each di is one of the digits 0, 1, 2, ..., 9. This means that a = d1 x 10-1 + d2 x 10-2 + d3 x 10-3+ ...

decimal; → representation.

decimal system
  راژمان ِ دهدهی   
râžmân-e dahdahi

Fr.: système décimal   

same as → decimal number system.

decimal; → number; → system.