thread / string / wire / line / CL:條|条[tiao2],股[gu3],根[gen1] / (after a number) tier (unofficial ranking of a Chinese city)

线 = + : Mnemonic symbol: barbed wire.

线 = + : The silk worm wants to use the floating tank in the anthill's bathroom, but there's already Marie Curie inside—and she secured the tank by setting up barbed wire all around it.

線 character breakdown

spring (small stream) / mouth of a spring / coin (archaic)

= + : Cupid (qu) opened a hot spring (泉) in the anthill's kitchen (an2) by connecting a water fountain (水) with the anthill's heating system. To mark his hot spring as a place of peace he set up a white flag (白) at the side of the spring.
"silk" radical in Chinese characters (Kangxi radical 120), occurring in 紅|红[hong2], 綠|绿[lü4], 累[lei4] etc / also pr. [mi4]

A silk worm.

Characters with 線 as component

線 is not used as a component in another character.

Words with 線

to delineate / to draw a line / to underline
tropic / one of the two latitude lines, Tropic of Capricorn or Tropic of Cancer
line judge (tennis etc)
secant line (math.)
ruler (used for drawing lines)
passing line or score (in an examination)
backslash (computing) / reversed diagonal
domestic flight / internal line (air, train, ferry etc)

Sentences with 線

線 currently does not appear in any sentence.