人じん為い的てき

じ

ん

い

て

き

Common word

Meanings

1

na-adjective

artificial; man-made; human-caused

Describes something caused or created by humans, often with a negative nuance when referring to errors or disasters. Used in formal and news contexts.

この湖みずうみは人じん為い的てきに

作つく

ら

れ

た

もの

です

。

This lake was artificially created.

事じ故この原げん因いんは人じん為い的てきミスだった。

The cause of the accident was human error.

Usage patterns

人じん為い的てきな〈事こと〉an artificial/human-caused ~
人じん為い的てきな原げん因いんでこの事じ故こが起おきた。
This accident was caused by human error.
人じん為い的てきミスhuman error
人じん為い的てきミスが事じ故この原げん因いんだった。
Human error was the cause of the accident.
〈事こと〉を人じん為い的てきに〈動どう詞し〉するto do something artificially/deliberately
気き温おんの変へん化かを人じん為い的てきに引ひき起おこすことは難むずかしい。

Kanji

人person
為do, change, make
的bull's eye, mark, target

Related words

人じん工こう的てきN2
人工的 highlights something deliberately made using human skill or technology (like artificial organs), while 人為的 stresses that a human action or intervention was the cause, often of a mistake or problem.
作さく為い
作為 often implies a deliberate, contrived act with a negative nuance of unnaturalness, while 人為的 is a neutral term simply meaning 'man-made' or 'artificial' as opposed to natural.

Opposites

自し然ぜんN4
自然 describes something occurring without human involvement, the opposite of 人為的 which describes something caused or created by people.

Built from

人じん為い+的てき

Etymology

Compound of 人為 (human action) + 的 (-like, -ic). The exact historical derivation is uncertain, but the word follows a common pattern for forming adjectival nouns.

It's difficult to artificially bring about changes in temperature.