1. basic slag slag produced in making steel
  2. basically in essence; at bottom or by one's (or its) very nature
  3. dibasic salt a salt derived by replacing two hydrogen atoms per molecule
  4. bicyclic having molecules consisting of two fused rings
  5. backslap display excessive cordiality (towards)
  6. basics principles from which other truths can be derived
  7. basic color a dye that is considered to be a base because the chromophore is part of a positive ion
  8. basilica a Roman building used for public administration
  9. basilisk a serpent able to kill with its breath or glance
  10. bascule a structure or device in which one end is counterbalanced by the other (on the principle of the seesaw)
  11. Saxicola Old World chats
  12. basic colour a dye that is considered to be a base because the chromophore is part of a positive ion
  13. postexilic of or relating to the period in Jewish history after 539 BC
  14. physics lab a laboratory for research in physics
  15. obsequious attempting to win favor from influential people by flattery
  16. Basic English a simplified form of English proposed for use as an auxiliary language for international communication; devised by C. K. Ogden and I. A. Richards
  17. basophilic staining readily with basic dyes
  18. backslide return to a lower level, as in one's morals or standards
  19. bass clef a clef that puts the F below middle C on the fourth line of a staff
  20. basiscopic facing or on the side toward the base

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