線【せん】
line, stripe, stria, line (e.g. telephone line), wire, ray (e.g. X-ray), beam, line (e.g. of a railroad), track, route, lane, outline, contours, form, level, division, line (of action), position, approach, policy, principle, impression one leaves, air one gives off
無線【むせん】
radio (communication), wireless, not using wires
路線【ろせん】
route (bus, train, air, etc.), line, line (taken by a group, organization, etc.), policy, course
打線【だせん】
batting line-up, batting order
新幹線【しんかんせん】
Shinkansen, bullet train
戦線【せんせん】
(war) front
回線【かいせん】
circuit, line
内線【ないせん】
phone extension, indoor wiring, inner line
最前線【さいぜんせん】
front line, forefront
紫外線【しがいせん】
ultraviolet rays, ultraviolet radiation
第一線【だいいっせん】
the front (of a battlefield), forefront
直線【ちょくせん】
straight line
平行線【へいこうせん】
parallel lines, remaining far apart (e.g. in discussions), not reaching an agreement
幹線【かんせん】
main line, trunk line
三味線【しゃみせん】
shamisen, samisen, three-stringed Japanese lute
有線【ゆうせん】
wired, cabled, communication by wire
本線【ほんせん】
main line, trunk line
赤外線【せきがいせん】
infrared rays, infrared radiation
車線【しゃせん】
traffic lane, road lane
沿線【えんせん】
alongside a railway line, bus route, major thoroughfare, etc.
