1. complacent contented to a fault with oneself or one's actions
  2. complement something added to embellish or make perfect
  3. compliment a remark expressing praise and admiration
  4. chemical compound (chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight
  5. complex conjugate either of two complex numbers whose real parts are identical and whose imaginary parts differ only in sign
  6. complex body part a particular complex anatomical part of a living thing
  7. complex quantity (mathematics) a number of the form a+bi where a and b are real numbers and i is the square root of -1
  8. complexion texture and appearance of the skin of the face
  9. explosive compound a compound that is explosive
  10. complex number (mathematics) a number of the form a+bi where a and b are real numbers and i is the square root of -1
  11. complex sentence a sentence composed of at least one main clause and one subordinate clause
  12. compassion a deep awareness of and sympathy for another's suffering
  13. chelate compound a heterocyclic compound having a metal ion attached by coordinate bonds to at least two nonmetal ions
  14. complex complicated in structure
  15. complex absence an absence seizure accompanied by other abnormalities
  16. organic compound any compound of carbon and another element or a radical
  17. compass point any of 32 horizontal directions indicated on the card of a compass
  18. complexity the quality of being intricate and compounded
  19. binary compound chemical compound composed of only two elements
  20. inorganic compound any compound that does not contain carbon