割线

割線
gēxiàn
secant line (math.)

CEDICT

math

Entry Composition

1 割 gē
  1. to cut
  2. to cut apart
=2 线 xiàn variant of 线 xiàn
=2 线 xiàn
  1. thread
  2. string
  3. wire
  4. line
  5. (after a number) tier (unofficial ranking of a Chinese city)

classifiers: 條, 股, 根