1. Science

2. ab- from; away from a-, abs- ABDUCTION - abduct - carry away by force ABSENT away, not present 1 P abnormal - away from normal, not normal aversion - the act of turning away from abduct – carry away by force

3. ad- or ap-to; motion toward; addition to changes to: ac-, af-, ag-, al-, an-, ap-, aq-, ar-, as-, at- when ad- is combined with certain words that begin with the letters c, f, g, l, n, p, q, r, s, and t 2 P adapt –make (something) suitable for a new use or purpose; modify. addict- To cause to be physiologically or psychologically dependent adhere- stick fast to (a surface or substance). admit - to allow to enter; grant or afford entrance to: to admit a student to college. 2. to give right or means of entrance to

4. aero- air aer-, aeri- mist; wind 3 P aerobiology – the study of life present in the air aerobics - type of exercise that works the heart and lungs, leaving you breathing hard aerospace - the atmosphere and the space beyond considered as a whole. 2. the industry concerned with the design and manufacture of aircraft, rockets, that operate in aerospace

5. amphi- both around ambi- around, about, both, on both sides of, both kinds AMPHIBIAN - an animal (such as a frog or toad) that can live both on land and in water 4 P ambidextrous - able to use both hands equally amphitheater – an oval or round building with tiers of seats around a central open area, as those used in ancient Rome for gladiatorial contests.

6. anima, anim - life, mind 5R

7. ante- before before, in front of; prior to; forward antebellum -BEFORE or existing BEFORE a WAR, especially the American Civil War (1861 to 1865) anticipate - to think of(something that will or might happen in the future) before it happens. : to expect or look ahead to (something) with pleasure : to look forward to (something). antecedent - a thing or event that existed or goes before or logically precedes another. 6P ant-

8. anthropo- human being anthrop-, anthropo-, - anthrope, -anthropic, - anthropical, -anthropically, - anthropism, -anthropist, - anthropoid, -anthropus, - anthropy man; human beings, mankind; including, males (man, men; boy, boys) and females (woman, women; girl, girls); all members of the human race; people, humanity 7 R anthropomorphism - giving human form to non-human things philanthropy - the love to mankind (expressed through good deeds) anthropology= study of human beings (man-kind) anthropo= human being logy- study of

9. anti- against, opposite, reverse ant- against, opposed to; preventive; reverse 8 P antifreeze- prevent freezing antiseptic - preventing infection antibody - a substance that destroys micro- organisms antisocial - against the laws and customs of society; devoid of or antagonistic to sociable instincts or practices. opposing social norm

10. aster, astro- star 9 R astronaut - a person traveling to the stars; astronomer - someone who studies the stars; asterisk - a star-shaped sign used as a reference tool asteroid- 1. Any of numerous small celestial bodies that revolve around the sun, with orbits lying chiefly between Mars and Jupiter and characteristic diameters between a few and several hundred kilometers. 2. Shaped like a star. astronomy- The "scientific study" of heavenly bodies, particularly stars

11. Aqua - water 10 R Aquarium - a transparent tank of water in which fish and other water creatures and plants are kept. Aquamarine - a precious stone consisting of a light bluish-green /variety of beryl. Aquatic - of or relating to water.

12. Aud – to hear 11 R AUDITORIUM - the part of a theater, concert hall, or other public building in which the audience sits. Audience - the assembled spectators or listeners at a public event, such as a play, movie, concert, or meeting. Audio - sound, especially when recorded, transmitted, or reproduced. AUDIO SECTION

13. auto- self aut- self, same, spontaneous, directed from within AUTOPILOT - a device for automatically steering ships, aircraft, and spacecraft. AUTOGRAPH - a person's own signature AUTOCORRECT - A software function that automatically makes or suggests corrections for mistakes in spelling or grammar made while typing: self correcting autobiography - A literary work about the writer's own life. self written 12 P

14. baro- pressure baro-, bar-, bary- weight, heavy; atmospheric pressure; a combining form meaning "pressure", as in barotaxis, or sometimes "weight", as in baromacrometer 13R Barometer - an instrument measuring atmospheric pressure, used especially in forecasting the weather and determining altitude. baric - pertaining to pressure, esp. of the atmosphere; milliard - metric unit, equal to 1/1000th of a bar;= baryon - heavy elementary particle hyperbaric chamber- Hyperbaric medicine, also known as hyperbaric oxygen therapy (HBOT), is the medical use of oxygen at a level higher than atmospheric pressure. The equipment required consists of a pressure chamber, which may be of rigid or flexible construction, and a means of delivering 100% oxygen. HYPERBARIC CHAMBER

15. biblio, bibli- book, books biblio-, bibli-, bibl-, biblico- 14 Rbibliography - a list of books used as sources Bible-1. A copy or an edition of the Scriptures. 2. A book containing the sacred writings of any religion. biblical-of, or pertaining to, derived from, or in accord with the Bible bibliomania - an extreme love of books bibliophile - a person who loves books post-biblical- Something that takes place after biblical times. unbiblical- 1. That which is not biblical. 2. Out of harmony with the Bible.

16. bio- life bio-, bi-, -bia, -bial, -bian, -bion, - biont, -bius, -biosis, -bium, -biotic, - biotical life; living, live, alive 15 R biography- a life story written by another person biology - the study of life science biosphere - Earth's surface inhabited by living things biome- A major regional community of plants and animals with similar life forms and environmental conditions. abiosis- Anything that is deficient or absent of life biodegradable- 1. Anything that is susceptible to the decomposing action of living organisms 2. A substance that can be chemically degraded or decomposed by natural processes (living organisms) 3. Describing organic compounds that are able to be decomposed by bacteria and other micro-organisms biophysics-2. The study of living organisms processes and materials by means of the theories and tools of physics.

17. cess, ced, cede - to go; to yield, to be in motion; to go, to go away, to yield, to give up, to withdraw 16R PROCESS ACCESS - a means of approaching or entering a place. PROCESS - a series of actions, motions, or operations leading to some result RECEDE - go or move back or further away from a previous position PRECEDE - come before (something) in time. come before in order or position. go in front or ahead of

18. cor, cord, card - heart 17 R Cardio - cardiovascular exercise Cardiovascular - of or relating to the heart and blood vessels Coronary -relating to or denoting the arteries that surround and supply the heart

19. Corp - Body 18 R CORPSE - a dead body, especially of a human being rather than an animal. Corpuscle - a minute body or cell in an organism

20. Cred – to believe, to trust 19 R CREDENTIALS Credit - the ability of a customer to obtain goods or services before payment, based on the trust that payment will be made in the future Credentials - a qualification, achievement, personal quality, or aspect of a person's background, typically when used to indicate that they are suitable (or believable) for something. Credibility - the quality of being trusted and believed in