人じん工こう真しん珠じゅ

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Meanings

1

noun

artificial pearls

Refers to man-made pearls, as opposed to natural or cultured pearls. Common in jewelry and manufacturing contexts.

person

工craft, construction, katakana e radical (no. 48)

真true, reality, Buddhist sect

珠pearl, gem, jewel

養よう殖しょく真しん珠じゅ
Cultured pearls, which are grown with human intervention but still produced by mollusks, unlike fully artificial pearls.
模も造ぞう真しん珠じゅ
Imitation pearls, often used interchangeably with 人工真珠, but can emphasize the aspect of being a replica.

Compound of 人工 (artificial) and 真珠 (pearl).