差集

chājí
  1. (set theory) difference set
  2. difference set

Wiktionary

Entry Composition

=1 差 chā
  1. difference; discrepancy
  2. (math.) difference (amount remaining after a subtraction)
  3. (literary) a little; somewhat; slightly
=1 差 chà
  1. different
  2. wrong; mistaken
  3. to fall short; to lack
  4. not up to standard; inferior
  5. Taiwan pr. chā
=1 差 chāi
  1. to send (on an errand)
  2. (archaic) person sent on such an errand
  3. job; official post
=1 差 cī used in 參差 cēncī
=1 差 cuō
  1. (obsolete on its own in Standard Chinese) Original form of 搓 (cuō, “to rub with one's hands; to scrub; to twist”).
  2. Original form of 搓 (cuō, “to rub with one's hands; to scrub; to twist”).
=1 差 chài
  1. (obsolete on its own in Standard Chinese) Original form of 瘥 (chài, “to recover from an illness”).
  2. Original form of 瘥 (chài, “to recover from an illness”).
2 集 jí
  1. to gather
  2. to collect
  3. collected works
  4. classifier for sections of a TV series etc: episode