1. a (an) no, not, without, lacking

1. 1. a (an) no, not, without, lacking • amnesia-without memory • anarchy: without rule • atheist: without religion/God ___________________________________ ___________________________________ ___________________________________

2. 2. ambi - both • ambiguous: understood two or “both” ways • ambidextrous: using both hands with equal ease • ambivalent: both liking and hating at the same time ___________________________________ ___________________________________

3. 3. anti - against • antidote: give against • antibiotic: against bacteria • antisocial: go against society ___________________________________ ___________________________________ ___________________________________

4. 4. circum - around • circumference: distance around • circumscribe: draw a line around • circumnavigate: sail around ___________________________________ ___________________________________ ___________________________________

5. 5. de - down, from • demote: move down in grade/ rank • descend: to climb down from a higher place • decline: bend down, turn down ___________________________________ ___________________________________ ___________________________________

6. 6. dis (di, dif)-apart, away, not • divert: turn away • differ: stand apart • disrupt: to break away ___________________________________ ___________________________________ ___________________________________

7. 7. endo - inside, within • endoderm: skin within • endocardium: within the heart • endocrine: glands inside ___________________________________ ___________________________________ ___________________________________

8. 8. exo - outside • exocrine: outside secreting glands • exotic: having characteristics of outside • exosphere: outside the sphere ___________________________________ ___________________________________ ___________________________________

9. 9. extra - beyond • extraordinary: beyond what is usual • extrasensory: understanding what is beyond normal feeling • extraterrestrial: beyond earthly ___________________________________ ___________________________________ ___________________________________

10. 10. hetero - different • heterogeneous: different kinds • heteromorphic: changing to a different shape • heterosexual: relating to one of a different sex ___________________________________ ___________________________________ ___________________________________

11. 11. homo - same • homonym: same name • homogenous: full of the same kind • homophone: same sound ___________________________________ ___________________________________ ___________________________________

12. 12. in (il, im, ir) - in, into • inject: throw into • illuminate: in light • import: carry in • irrigate: cause water to go into ___________________________________ ___________________________________ ___________________________________

13. 13. in (ig, il, im, ir) - not • inactive: not active • ignoble: not noble • illegal: not lawful • imperfect: not perfect • irrational: not reasonable ___________________________________ ___________________________________ ___________________________________

14. 14. inter - between, among • interact: working among others • interrupt: break between • intervene: come between ___________________________________ ___________________________________ ___________________________________

15. 15. intra (intro): inside, within • intravenous: inside the vein • introduce: lead inside • introspect: look inside or within ___________________________________ ___________________________________ ___________________________________

16. 16. iso - same • isometric: related to the same measure • isosceles: having two sides the same • isothermal: equal or same temperature ___________________________________ ___________________________________ ___________________________________

17. 17. macro – large, great • macroscopic: large enough to be seen by the unaided eye • macrocosm: the great entire world • macrocyte: large cell ___________________________________ ___________________________________ ___________________________________

18. 18. micro - small • microscopic: too small to see with the unaided eye • microcosm: small world • microcyte: small cell ___________________________________ ___________________________________ ___________________________________

19. 19. medi - middle • median: middle of • medieval: middle ages • medium: middle state ___________________________________ ___________________________________ ___________________________________

20. 20. per – through, thoroughly • perspire: through the pores of the skin • permit: thoroughly allowed • perennial: through the year ___________________________________ ___________________________________ ___________________________________

21. 21.pre – before • prefix: before something • precede: before in time or place • prevent: before it happens ___________________________________ ___________________________________ ___________________________________

22. 22. post - after • postpone: after a time • postscript: after the signature • postmeridian: after midday ___________________________________ ___________________________________ ___________________________________

23. 23. se – apart, away • secede: away from • seclude: apart from others • seduce: away from proper conduct ___________________________________ ___________________________________ ___________________________________

24. 24. syn (syl, sym, sys) – same, together, with • synonym: same as • symphony: together in sound or action • syllable: sounds put together to form words ___________________________________ ___________________________________ ___________________________________

25. 25. ultra - beyond • ultraliberal: beyond free minded • ultramodern: beyond what is modern now • ultrasound: beyond the range of hearing ___________________________________ ___________________________________ ___________________________________