Translation and Meaning of: 整数 - seisuu

If you are studying mathematics in Japanese or have come across the word 整数[せいすう] in some context, you may be wondering what it means and how it is used in daily life. In this article, we will explore the meaning, origin, and practical uses of this word, as well as tips for memorizing it easily. Whether for academic purposes or pure curiosity, understanding 整数 is essential for anyone looking to master the mathematical vocabulary in Japanese.

What does 整数[せいすう] mean?

整数 [せいすう] is a Japanese word that means "integer." It is composed of the kanji 整 (to organize, to adjust) and 数 (number), forming a term that refers to values without fractional or decimal parts. In mathematics, 整数 includes positive numbers, negative numbers, and zero.

Unlike words like 自然数 (natural numbers), which refer only to positive integers, 整数 (integers) encompasses a broader set. This distinction is important in academic and technical contexts, where numerical precision is essential.

Origin and composition of kanjis

The word 整数 has its origins in classical Chinese, just like many mathematical terms in Japan. The kanji 整 (sei) carries the idea of "organization" or "order," while 数 (sū) means "number." Together, they convey the concept of whole and well-defined numbers, without fractions.

It is worth noting that 整数 is a common word in textbooks and academic materials. Its pronunciation, せいすう, follows the on'yomi reading (of Chinese origin), which is typical for technical and scientific terms in Japanese.

How to use 整数 in everyday life?

Although it is a more technical term, 整数 can appear in everyday situations, especially in discussions about prices, quantities, or measurements. For example, when talking about age or countable items, Japanese people often use integers, even if they do not explicitly mention the word 整数.

In informal contexts, it's more common to hear expressions like "きりのいい数字" (round numbers) rather than 整数. However, if you're learning Japanese for academic or professional purposes, mastering this vocabulary is essential.

Tips for memorizing 整数

An effective way to remember 整数 is to associate the kanjis with their meaning. Think of 整 as "organization" and 数 as "number" – together, they form "organized numbers," that is, integers. This breakdown helps to understand the logic behind the word.

Another tip is to practice with numerical examples. When studying mathematics in Japanese, repeat phrases like "5は整数です" (5 is an integer) to internalize the term. Over time, the use of 整数 will become natural.

Vocabulary

Expand your vocabulary with related words:

Synonyms and similar words

  • 数値 (すうち) - Numerical value, generally used in mathematical or scientific contexts.
  • 数字 (すうじ) - Numeric characters, which represent numbers; they are mostly used in the context of counting or written representation.
  • ナンバー (なんばー) - Used to refer to a number in a more informal or specific context, such as phone numbers or identification.

Related words

整数

Romaji: seisuu
Kana: せいすう
Type: noun
L: jlpt-n2

Translation / Meaning: Whole

Meaning in English: integer

Definition: In mathematics, integers represent the collection of numbers consisting of negative integers, zeros, and positive integers that extend to negative infinity.

Quick Access
- Vocabulary
- Writing
- Sentences

How to Write in Japanese - (整数) seisuu

See below a step-by-step guide on how to write the word by hand in Japanese. (整数) seisuu:

Example Sentences - (整数) seisuu

See below some example sentences:

Nenhum resultado encontrado.

Other Words of this Type: noun

See other words from our dictionary that are also: noun

整数