line to fold along (e.g. origami, packaging); bend line
ultraviolet rays; ultraviolet radiation; UV radiation
rifling marks on a fired bullet
infrared rays; infrared radiation
batting line-up; batting order
wired; cabled; communication by wire
(on the) right track; (on the) right lines
dotted line; perforated line
horizon (related to bodies of water)
centerline (road); center line; Chuō Line (central railway line in Tokyo)
disconnection; interruption; burn-out
(railway) siding; service line; service wire
magnetic field line; magnetic flux line; line of magnetic force
one's line of sight; one's gaze; one's eyes (looking); glance; gaze; look
(one's) gaze; line of sight; point of view; standpoint; line covering someone's eyes (to obscure their identity); eye censor bar
(weather) front; front line; the front; battlefront
radio (communication); wireless; not using wires
horizon (related to land)
line of defence (defense); lines (as in enemy lines, etc.)
shamisen; samisen; three-stringed Japanese lute
world line; parallel universe (in fiction); parallel world; alternative reality
borderline between life and death; verge of death; deadline (boundary around a prison which prisoners were not allowed to cross)
delineation; demarcation; drawing a line (e.g. between what's acceptable and unacceptable); (measuring) ruler
parallel lines; remaining far apart (e.g. in discussions); not reaching an agreement; views that never cross
coastline; shoreline; coastal railway
ridgeline; lines of a mountain ridge
lifeline; matter of life or death; indispensable thing; life line (in palm reading)
firing line; caustic curve
phone extension; indoor wiring; inner line
sensitive; fragile; feeble; indecisive
abandoned railway line; closed railway line; discontinued line
on a line; on the borderline (between); on the verge (of); on the brink (of)
line of flow (of people, objects, etc.)
crossed line; crossing of wires; crosstalk; getting mixed up (of different topics in a conversation); confusion; (talking at) cross-purposes
oblique line; forward slash
beauty of slender female legs
defensive perimeter; defence line; defense line; precaution; safeguard; safety measure
red line; red-light district (marked by a red line on police maps); non-legal public road (denoted by a red line on cadastral maps; sometimes no longer physically existing)
track number; platform number; wire gauge
heartstrings; koto string
outside telephone line; outer circle
vertical line; vertical bar (symbol)
sunlight; rays of the Sun
loop line; (transportation) belt line
railway line operated by the Ministry of Railways; city electric train operated by the Ministry of Railways
opposite lane; oncoming lane; opposite side of the road
the whole (railway) line; the entire (bus) route; all lines; all routes; the whole front (in war); all fronts
outline; contour line; border line
warning line; police cordon
centre line; center line; central line
overhead wires; elevated railway
single track (railway); single line; solid wire; solid-core wire; single-strand wire
domestic air route; domestic airline (company)
ruled line; rule; chart; crease; score; border
supply line; line of communications
conventional train line (esp. non-Shinkansen)
cordon; boundary to restrict public access; materials used to mark a cordon
grid-line (e.g. in spreadsheet); enclosing line
overhead power line; aerial wiring; overhead line (for trains, trams, etc.); overhead wire
far-infrared rays; far-infrared radiation; FIR
nasolabial fold; smile line; laugh line
main battle line; primary front
exclusive line (communications); dedicated line
railroad operating over private tracks
shamisen; samisen; three-stringed Japanese lute
saturated linework; concentrated linework
line along which to cut something off; perforated line; dotted line
line along which to cut something off; perforated line; dotted line
loop line; circle line; circle route
line symmetry; reflection symmetry; axial symmetry
double track; two-track line
blue line; area around a red-light district where illegal prostitution occurred (marked on police maps by a blue line; 1940s-1956); non-legal public waterway (denoted by a blue line on cadastral maps; sometimes no longer physically existing)
backlight (in photography, etc.); illumination (of the subject) from behind
backlight (in photography, etc.); illumination (of the subject) from behind
line of discontinuity; (weather) front
both (railway) tracks; (both) up and down tracks (lines)
heating element; electrically-heated wire
pregnancy stretch mark; striae gravidarum
to be on the right track; to go well
resistance level (e.g. in share prices); resistance wire; line of resistance
siding; sidetrack; turnout
perpendicular line; vertical line
sidetrack; siding; lateral line (of a fish)
polyline; broken line; zigzag; polygonal line
starting lines in the ring
dividing line; parting line; separation line
38th parallel (that demarcates North Korea and South Korea)
38th parallel (that demarcates North Korea and South Korea)
to be on the right track; to go well
playing field boundary (comp. karuta)
spiral (railway); spiral loop; curved railway line used to ascend steep hills
reference line; base line; baseline; datum line
heavy line (for emphasis); thick line; underline; border
white candlestick (in a candlestick chart); bullish candlestick
front line of (trenches for) deployed soldiers
dividing line; intermediate line; intermediate rays
near infrared ray; near infrared radiation
stranded wire; strand wire; strand; stranded cable; stranded conductor; twisted wire
head line (in palm reading)
red candlestick (in a candlestick chart); bearish candlestick; terminator (boundary between the areas of light and shadow on an object)
ground wire; earth wire; earthed line
underground wire or cable
intelligence line (in palm reading)
magnet wire; enameled wire
Siegfried Line (German defensive line built in the late 1930s)
moderate line; middle-of-the-road policy line
tropics (of Cancer and Capricorn); regression line
speed lines; lines drawn to represent motion
private railway or bus line
harbor railroad; harbour railroad
dividing line; demarcation line
the said line; the same line
overline; overscore; overbar
winding (coil, armature, etc.)
sanshin; Okinawan traditional three-stringed instrument; precursor to the shamisen
hidden line (in a technical drawing)
line concentrator; line multiplexer
low-water mark; low-tide line; ebb-tide line
linear script (e.g. Linear A, Linear B)
carriageway marking; lane marker; compartment line; division line
Keiō Line (railway line in Tokyo)
Sōbu Line (Chiba-Tokyo railway)
Tokyo Waterfront New Transit Waterfront Line
fire support coordination line
line of contact; no man's land
dark line (in a spectrum); absorption line
uninsulated electrical wire; open-wire line; bare wire; bare conductor
anode ray; positive ray; canal ray
power line; high current electrical line
weak electrical current line (e.g. intercom)
boundary; edge; break line
Wallace's line (hypothetical line separating the Oriental and Australian zoogeographical regions)
coordinate graphics; line graphics
toll switch; TS; trunk exchange
source of radiation; radiation source
Antarctic Circle (latitude)
isopleth; isogram; isoline; contour line; isarithm
line integral; path integral; contour integral; curve integral
high-water mark; high-water line; high-water shoreline
Northern Limit Line; North Limit Line; NLL; demarcation line in the Yellow Sea between North Korea and South Korea
isocheim; isochime; isochryme; map contour connecting points with the same mean winter temperature
isogonic line; isogonal line
stretch mark (caused by obesity); stria
Fermi Gamma-ray Space Telescope
cross-cut; crossline; transversal; transverse line
Distant Early Warning Line (US, Canada); DEW Line
Plimsoll line; load line; load waterline
rice noodle soup (Yunnan cuisine); (lit.) crossing-the-bridge noodles
nine-dash line (demarcation line of China's territorial claims in the South China sea); nine-dotted line
uncompleted (railway) line
asymmetric digital subscriber line; ADSL
coefficient of linear expansion
support line; support level; supporting wire; subsidiary wire
railway line; tramway line
cable car; cable railway; funicular
wire strand (esp. in a wire rope); wire thread
magnetic field line; magnetic flux line; line of magnetic force
Inbi Line (East Okayama Railway)
Tōei Mita Line; Tōden Mita Line (closed 1968)
Points and Lines (1958 novel by Matsumoto Seichou)
Okinawa Urban Monorail; Yui Rail
Schneeberg Railway (cog railway)
Central line (London Underground)
Circle line (London Underground)
Saint-Gervais–Vallorcine railway
Marseille–Ventimiglia railway
Zero-phonon line and phonon sideband
Great Northern Railway (Mt Isa line)
Ipswich and Rosewood railway line
North Coast railway line, New South Wales
Main Line railway, Queensland