(かいこ)

かいこ
noun
silkworm
1. silkworm
The domesticated larva of the silk moth (Bombyx mori), which spins a cocoon of silk thread. Has been bred for thousands of years for silk production.
(かいこ)(まゆ)(つく)る。
The silkworm makes a cocoon.
(かいこ)(くわ)()()べて(そだ)つ。
Silkworms grow by eating mulberry leaves.
かつて日本(にほん)では(かいこ)()って生糸(きいと)(つく)養蚕(ようさん)(ぎょう)(さか)んだった。
In the past, the sericulture industry — raising silkworms to produce raw silk — was thriving in Japan.

A domesticated insect that has been bred for silk production for over 5,000 years. The kanji (かいこ) uses the (むし) radical, indicating it is an insect.

COMMON COLLOCATIONS:

  • (かいこ)()う: to raise silkworms
  • (かいこ)(まゆ): silkworm cocoon
  • (かいこ)(だな): silkworm shelf/rack (for raising silkworms)

RELATED WORDS:

  • (まゆ): cocoon — the silk structure the silkworm spins around itself
  • 生糸(きいと): raw silk — unprocessed silk thread from cocoons
  • 養蚕(ようさん): sericulture — the practice of raising silkworms for silk
  • (くわ): mulberry — the plant whose leaves silkworms eat exclusively

CULTURAL NOTE:
Sericulture was one of Japan's most important industries from the Meiji period through the early 20th century, with raw silk being a major export. The 富岡製糸場(とみおかせいしじょう) (Tomioka Silk Mill) in Gunma Prefecture, a UNESCO World Heritage site, is a symbol of this history.