| A | B |
| Ant, Anti | against, opposite |
| antagonist | on who is against, or contends with, another in a stryggle, fight, or contest; opponent; adversary; foe |
| antibiotic | substance obtained from tiny living organisms that works against germs or poisons produced by germs |
| antibody | substance manufactured in the dody that works against harmful bacteria |
| antidote | remedy that acts against that effect of a poison |
| antihistamine | drug used against certain allergies and cold symptoms |
| antipathy | feeling against; distaste; repugnance; dislike; enmity |
| antiseptic | substance that prevents infection by checking the growth of micro organisms; germicide |
| antitoxin | substance formed in the body as the result of the introduction of a toxin |
| antonym | word meaning the opposite of another word |
| aconym | name formed from the first letter or letters of other words |
| anonymous | nameless; unnamed; unidentified |
| homonym | word that sounds like another but differs in meaning |
| onomatopeia | use of words whose sound suggest their meaning |
| pseudonym | fictitious name used by an author |
| synonym | word having the same meaning as another word |
| dermatologist | physician specializing in dermatology, the science dealing with the skin disease |
| dermis | inner layer of the skin |
| epidermis | outer layer of the skin |
| hypodermic | beneath the skin |
| taxidermist | one who practices taxidermy, the art of preparing stuffing, and mounting th skins of animals in lifelike from |
| agronomy | branch of agriculture dealing with crop production and soil management; husbandry |
| astronomical | having to do with astronomy |
| economic | haveing to do with economics the social science dealing with production |
| economical | managed or maanaging without waste; thrifty; frugal sparing |
| gastronome | one who follows the prinicples of gastronomy the art or science of good eating |
| nemesis | person that inflicts just punishment for evil deeds |
| cellophane | cellulose substance that "shows" through or pernitis seeing through; transparent cellulose substance used as a wrapper |
| diaphanous | of such fine texture as to pernit seeing through; sheer;transparent |
| fancy | imagination;illusion |
| fantastic | based on fantasy rather that reason;imaginary;unreal;odd;unbelievable |
| fantasy | illusory image; play of the mind imagination;fancy |
| phantom | something that has appearance but no reality;apparition;ghost |
| phenomenal | exraordinary;remarkable;exceptional |
| phenomenon | any observable fact or event |
| diathermy | generation of heat in body tissues through high-frequency electric currents for medical purposes |
| thermal | pertaining to heat;hot;warm |
| thermometer | instrument for measuring temperature |
| thermonuclear | having to do with the fusion at an extraordinarily high temperature, of the nuclei of atoms |
| thermostat | automatic divice for regulation remperature |
| protagonist | the leading chaacter in a play, novel, or story |
| protocol | first draft or record |
| protoplasm | fundamental substance of which all living things are composed |
| prototype | first or orginal model of anything;model |
| protozoan | animal consisting only of a single cell |
| antithesis | direct opposite;countrary; reverse |
| epithet | characterizing word or phrase;descripitie name or title |
| hypothesis | supposintion or assumption made as a basis for reasoning or research |
| synthetic | artifical; fictitous;not of natural origin |
| thesis | claim put forward; proposition;statement |
| aster | plant having small, starlike flowers |
| asterisk | star-shaped* used to call attention to a footnote |
| asteroid | very small planet resembling a star in appearance |
| astrologer | person who practices astrology, a study proffessing to interpret the supposed infulence of the moon,sun,stars on human affairs |
| astronaut | travler inouter space |
| astronomer | expert in astronomy, science of the stars,planets,sun,moon,and other heavenly bodies |
| disaster | sudden or extraordinary misfortune; calamity; catastrophe |
| anagram | word or phrase formed from another by transposing the letters |
| cartographer | person skilled in cartography, the science or art of mapmaking |
| cryptogram | something written in secret code |
| electrocardiogram | writing or tracing made by an electorcardiograph an instrumetn that records the amount of electricity the heart muscles produce during the heartbeat |
| epigram | bright or wirry thought concisely and cleverly expressed |
| graphic | written or told in a cler,lively manner;vivid picturesque |
| grpahite | soft black carbon used in lead pencils |
| monogram | person's initials interwoven or combined into one design |
| monograph | written account of a single thing or class of things |
| stenographer | person skilled in, or empolyed to do |
| tpographical | pertaining to or occrring in printing |