線

crepuscular rays; sunbeams

probability curve

Physics

particle beam

spiral (railway); spiral loop; curved railway line used to ascend steep hills

38th parallel (that demarcates North Korea and South Korea)

Finance

white candlestick (in a candlestick chart); bullish candlestick

infrared photography

radiation damage; radiation injury; radiation hazard

scouting line

catgut; sheepgut

near infrared ray; near infrared radiation

electrical light wiring

Geometry

median; midline

policy of reconciliation

autumn rain front; fall rain front

Godan verb - Iku/Yuku special class

to be on the right track; to go well

front line of (trenches for) deployed soldiers

four-track rail line (two in each direction); quadruple railway track

line of demarcation

radio (wireless) operator; radioman

hard line; hard-line; tough line; hawkish line

wireless technology

government emergency radio system for disaster prevention and relief

head line (in palm reading)