also: せいけん
noun
raw cocoon
Refers to a silkworm cocoon before processing; used in sericulture and textile contexts.
生繭から糸を取る作業は繊細だ。
The work of taking thread from raw cocoons is delicate.
Compound of 生 (raw) and 繭 (cocoon). The reading なままゆ uses the native Japanese reading for both characters, while せいけん uses the Sino-Japanese reading.