decimal system
C1Formal, Academic, Technical
Definition
Meaning
A numeral system based on the number ten, using the digits 0 through 9.
Any system of classification, measurement, or notation that uses base-10 as its fundamental principle.
Linguistics
Semantic Notes
The term specifically denotes the base-10 number system but is often used to refer to any related system of decimal units (e.g., currency, metric measurement).
Dialectal Variation
British vs American Usage
Differences
No significant difference in meaning or usage. The term is standard in both varieties.
Connotations
Technical and mathematical; often associated with the metric system, which has slightly stronger institutional adoption in the UK.
Frequency
Comparable frequency in academic and technical contexts in both regions.
Vocabulary
Collocations
Grammar
Valency Patterns
[verb] + the decimal system (e.g., use, adopt, implement)[adjective] + decimal system (e.g., Hindu-Arabic, positional, standard)decimal system + [preposition] + [noun] (e.g., of notation, for counting)Vocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Usage
Context Usage
Business
Used in finance and accounting contexts when discussing decimal currency or metric measurements.
Academic
Core concept in mathematics, computer science (contrasting with binary/hex), and history of science.
Everyday
Referenced when discussing the metric system, currency (e.g., pounds and pence), or basic arithmetic.
Technical
Precise term in mathematics, metrology, and computing to specify a base-10 numbering or measurement system.
Examples
By Part of Speech
verb
British English
- The country decimalised its currency in 1971.
- We need to decimalise these measurements for the report.
American English
- The country decimalized its currency in the 1790s.
- The lab decimalized all its data for consistency.
adverb
British English
- The amounts are expressed decimally.
- The values were converted decimally.
American English
- The amounts are expressed decimally.
- The values were converted decimally.
Examples
By CEFR Level
- We use the decimal system to count money.
- Most countries in the world use a decimal system for their currency.
- The introduction of the decimal system simplified calculations in trade and science.
- Despite the computational efficiency of binary, the decimal system remains dominant in human commerce due to its cognitive accessibility.
Learning
Memory Aids
Mnemonic
Think of your ten fingers (digits) – the original counting tool. The DECIMAL SYSTEM is based on ten, just like our DIGITS.
Conceptual Metaphor
FOUNDATION/FRAMEWORK (A system provides the structure for representing numbers).
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Avoid translating as 'децимальная система', which is a false friend and incorrect. The correct term is 'десятичная система'.
Common Mistakes
- Confusing 'decimal' with 'fraction' or 'percentage'. The decimal system refers to the base, not a type of number. Using 'decimal system' to mean specifically the metric system, which is a subset application.
Practice
Quiz
Which of the following is a key feature of the decimal system?
FAQ
Frequently Asked Questions
No. The metric system is a system of measurement that *uses* the decimal system (base-10) for its units. The decimal system itself is the broader concept of base-10 notation.
The modern decimal positional numeral system, using zero, was developed in India by Hindu mathematicians around the 5th-9th centuries CE and later transmitted to the Islamic world and Europe (hence often called the Hindu-Arabic numeral system).
The binary system (base-2), which uses only the digits 0 and 1, is the fundamental numbering system for digital computers.
Its prevalence is largely attributed to the biological accident of humans having ten fingers (digits), making it an intuitive base for counting and arithmetic.