(じっせん)

じっせん
noun
solid line; continuous line
1. solid line; continuous line
An unbroken, continuous line used in diagrams, maps, drawings, road markings, and technical documents. Contrasted with a broken or dashed line.
実線(じっせん)(かこ)む。
To enclose with a solid line.
道路(どうろ)(しろ)実線(じっせん)車線(しゃせん)変更(へんこう)禁止(きんし)(しめ)す。
A white solid line on the road indicates that lane changing is prohibited.
グラフでは実線(じっせん)実績(じっせき)を、破線(はせん)予測(よそく)(あらわ)している。
In the graph, the solid line represents actual results and the dashed line represents projections.

A compound of (じつ) (solid, actual) and (せん) (line). Note this is a homophone of 実戦(じっせん) (actual combat) and 実践(じっせん) (practice, implementation), but the meaning is entirely different.

USAGE:
Used in technical drawing, graphic design, road markings, maps, and chart/graph descriptions. On Japanese roads, crossing a 実線(じっせん) (solid line) is generally prohibited, while crossing a 破線(はせん) (dashed line) may be permitted.

COMMON COLLOCATIONS:

  • 実線(じっせん)(えが)く — to draw with a solid line
  • 実線(じっせん)(かこ)む — to enclose with a solid line
  • (しろ)実線(じっせん) — white solid line (road marking)
  • 実線(じっせん)破線(はせん) — solid line and dashed line

SIMILAR WORDS:

  • 破線(はせん) — dashed line, broken line; the contrasting line type
  • 点線(てんせん) — dotted line; a line made of dots
  • 二重線(にじゅうせん) — double line; two parallel lines