Used as a noun meaning thread, often in technical or compound contexts. The more common word for thread is いと.
This cloth is woven with fine thread.
one ten-thousandth; 0.0001
A numeric unit representing one ten-thousandth (10⁻⁴). Used in traditional Japanese measurement contexts.
One-tenth of one-tenth equals one ten-thousandth.
hypha; fungal filament
removal of stitches; suture removal
gold thread
thread-like; filamentous; stringy
single thread; single strand; single string
cotton yarn; cotton thread
twisted thread or yarn; twining of thread or yarn
silver thread
single yarn
raw thread for weaving
two-ply yarn; double yarn
elater · plucking (a stringed instrument)
price of silk thread
traditional Japanese musical instruments
drizzle; light rain; fine rain
spinning; spun fiber
silk reeling; reeling silk
filament (of a flower)
The kanji 糸 means thread. The reading し is the on'yomi, used in compounds and technical terms. The numeric sense derives from the traditional Japanese decimal system where 糸 represents 10⁻⁴.