製鉄

せいてつ

iron manufacture

JLPT N1

Character Breakdown

Meaning and Usage

"製鉄" (せいてつ) specifically refers to the process of manufacturing iron, often involving large-scale industrial operations. It is a technical term used in contexts related to industry, manufacturing, and economic history.

Common Contexts

You will often see "製鉄" in discussions about industrial regions, factories (製鉄所), and economic development. It is a noun and typically appears in formal or technical language rather than casual conversation.

Collocations and Patterns

  • 製鉄所 (せいてつしょ): ironworks or steel mill, the place where iron is manufactured.
  • 製鉄業 (せいてつぎょう): the iron manufacturing industry.
  • 製鉄技術 (せいてつぎじゅつ): iron manufacturing technology.

Usage Notes

When using "製鉄," speakers imply a focus on the industrial or technical aspect of iron production. It is not used for casual references to iron or steel but rather the manufacturing process or industry.

A common learner mistake is confusing "製鉄" with "鉄" (iron) itself. Remember, "製鉄" is about making iron, not the metal in general.

Example Sentences

このちいきはむかしからせいてつでゆうめいです。

This region has been famous for iron manufacturing since long ago.

せいてつしょではたらくひとびとはたかいぎじゅつをもっています。

People working at the ironworks have advanced skills.

せいてつぎょうはにほんのさんぎょうはってんにじゅうようなやくわりをはたしました。

The iron manufacturing industry played an important role in Japan's industrial development.