A1 noun Neutral #2,576 most common

実験

jikken [dʑikkeɴ]

A test or trial carried out to discover something unknown, verify a hypothesis, or demonstrate a fact. It can refer to scientific procedures in a lab or trying out a new idea in daily life to see the outcome.

Examples

3 of 5
1

新しいレシピで料理の実験をしました。

I did a cooking experiment with a new recipe.

2

その科学者は新しい薬の実験を行いました。

The scientist conducted an experiment for a new medicine.

3

まずは実験してみようよ。

Let's just try it out as an experiment.

Word Family

Noun
実験
Verb
実験する
Adverb
実験的に
Adjective
実験的
Related
実験室
💡

Memory Tip

Think of 'Jikken' as 'Jack can'. Jack can do the science experiment!

Quick Quiz

大学のラボで新しい化学の___をしました。

Correct!

The correct answer is: 実験

Examples

1

新しいレシピで料理の実験をしました。

everyday

I did a cooking experiment with a new recipe.

2

その科学者は新しい薬の実験を行いました。

formal

The scientist conducted an experiment for a new medicine.

3

まずは実験してみようよ。

informal

Let's just try it out as an experiment.

4

実験の結果、仮説が正しいことが証明された。

academic

As a result of the experiment, the hypothesis was proven correct.

5

我々は新しい広告の実験を開始した。

business

We have started an experiment with new advertisements.

Word Family

Noun
実験
Verb
実験する
Adverb
実験的に
Adjective
実験的
Related
実験室

Common Collocations

実験を行う to conduct an experiment
実験に成功する to succeed in an experiment
科学の実験 science experiment
実験データ experimental data
実験を繰り返す to repeat experiments

Common Phrases

実験を重ねる

to conduct experiments repeatedly

実験台になる

to be a guinea pig (test subject)

人体実験

human experimentation

Often Confused With

実験 vs 経験

Keiken refers to life experience or history, while jikken refers to a controlled test or trial.

実験 vs 体験

Taiken is a personal, hands-on experience, whereas jikken is a systematic trial to find a result.

📝

Usage Notes

実験 can be used as a standalone noun or combined with 'suru' to become a verb. It is applicable to both high-level science and casual trial-and-error situations.

⚠️

Common Mistakes

Don't use jikken when you mean 'work experience' or 'life experience'; use keiken for those contexts.

💡

Memory Tip

Think of 'Jikken' as 'Jack can'. Jack can do the science experiment!

📖

Word Origin

Composed of 実 (ji - reality/truth) and 験 (ken - verify/test), meaning to verify the truth through reality.

Grammar Patterns

〜の実験 (experiment of...) 〜を実験する (to experiment with...) 実験によって (through experimentation)
🌍

Cultural Context

In Japanese schools, 'Rika no Jikken' (science experiments) are a core and popular part of the elementary curriculum, often involving kits sent to homes.

Quick Quiz

大学のラボで新しい化学の___をしました。

Correct!

The correct answer is: 実験

Related Phrases

Related Words

協力

A1

Cooperation or collaboration where two or more people combine their efforts to achieve a common goal. It is used in both personal and professional settings to describe working together as a team or providing assistance.

提案

A1

A suggestion or proposal of a plan or idea for others to consider. It is used in both casual conversations and professional meetings to introduce a potential course of action.

輸出

A1

The act of sending goods or services produced in one country to another country for sale or trade. In Japanese, it functions as a noun and a suru-verb, representing the 'exit' of products from a domestic market.

輸入

A1

The act of bringing goods, services, or materials into a country from abroad for sale or use. In Japanese, it functions as a noun or can be combined with 'suru' to become a verb meaning 'to import'.

資源

A1

Shigen refers to valuable materials or assets, such as natural minerals, energy sources, or human talent, that can be used for production or survival. It is widely used in economics, environmental science, and daily life to describe both raw materials and abstract wealth.

保護

A1

The act of keeping someone or something safe from harm, damage, or loss by providing care or creating boundaries. It is a versatile term in Japanese used for social welfare, environmental conservation, and digital security.

観察

A1

Observation is the act of watching someone or something carefully in order to gain information or understand a process. It is frequently used in scientific studies, nature analysis, and describing the act of paying close attention to details.

競争

A1

Kyousou refers to the act of competing or vying with others to achieve a goal, win a prize, or establish superiority. It is a versatile term used in sports, business, and academics to describe both structured contests and general rivalry.

拡大

A1

The act of making something larger in size, scale, or scope. It is frequently used for physical enlargement (like a photo) or abstract growth (like a business or a problem).

製造

A1

The process of making or producing goods, typically on a large scale using machinery. It refers specifically to industrial manufacturing rather than making things by hand on a small scale.

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