1 etiquette ['etiket] n. rules governing socially acceptable behavior2 protocol forms of ceremony and etiquette observed by diplomats and heads of state3 courtesy ['kə:tisi] n.1. a courteous or respectful or considerate act, a courteous manner4 gentility [dʒen'tiliti] n.elegance by virtue of fineness of manner and expression5 formality [fɔ:'mæliti] a requirement of etiquette or custom6 decency: the quality of conforming to standards of propriety and morality;the quality of being polite and respectable7 ethnocentic centered on a specific ethnic group, usually one's own8 .civilized : having a high state of culture and development both social and technological ; marked by refinement in taste and manners9 ethnic:denoting or deriving from or distinctive of the ways of living built up by a group of people 10 decorum propriety in manners and conduct11 ecology the branch of biology concerned with the relations between organisms and their environment12 botany the branch of biology that studies plants13 genetics the branch of biology that studies heredity and variation in organisms14 microbiology the branch of biology that studies microorganisms and their effects on humans15 biochemistry the organic chemistry of compounds and processes occuring in organisms; the effort to understand biology within the context of chemistry16 naturalist a biologist knowledgeable about natural history (especially botany and zoology)17 fauna all the animal life in a particular region or period ;a living organism characterized by voluntary movement18 flora all the plant life in a particular region or period ;a living organism lacking the power of locomotion19 influenza [,influ'enzə] an acute febrile highly contagious viral disease20syphilis a common venereal disease caused by the treponema pallidum spirochete; symptoms change through progressive stages; can be congenital (transmitted through the placenta21rheumatism any painful disorder of the joints or muscles or connective tissues22migraine ['mi:ɡrein, 'mai-] a severe recurring vascular headache; occurs more frequently in women than men23leprosy['leprəsi] chronic granulomatous communicable disease occurring in tropical and subtropical regions; characterized by inflamed nodules beneath the skin and wasting of body parts; caused by the bacillus Mycobacterium leprae24allergy ['ælədʒi] hypersensitivity reaction to a particular allergen; symptoms can vary greatly in intensity25jaundice ['dʒɔ:ndis] yellowing of the skin and the whites of the eyes caused by an accumulation of bile pigment (bilirubin) in the blood; can be a symptom of gallstones or liver infection or anemia 26anemia [ə'ni:miə] a deficiency of red blood cells27 arthritis [ɑ:'θraitis] inflammation of a joint or joints28bronchitis [brɔŋ'kaitis] inflamma tion of the membranes lining the bronchial tubes29 cholera ['kɔlərə] an acute intestinal infection caused by ingestion of contaminated water or food 30insomnia [in'sɔmniə] an inability to sleep; chronic sleeplessness31ulcer ['ʌlsə] a circumscribed inflammatory and often suppurating lesion on the skin or an internal mucous surface resulting in necrosis of tissue32 hemorrhage ['heməridʒ] flow of blood from a ruptured blood vessels33rickets['rikits] childhood disease caused by deficiency of vitamin D and sunlight associated with impaired metabolism of calcium and phosphorus34tuberculosis [tju:,bə:kju'ləusis] infection transmitted by inhalation or ingestion of tubercle bacilli and manifested in fever and small lesions (usually in the lungs but in various other parts of the body in acute stages)35diarrhea [,daiə'riə] frequent and watery bowel movements; can be a symptom of infection or food poisoning or colitis or a gastrointestinal tumor36dyspepsia [dis'pepsiə] a disorder of digestive function characterized by discomfort or heartburn or nausea37rabies ['reibi:z] an acute viral disease of the nervous system of warm-blooded animals (usually transmitted by the bite of a rabid animal); rabies is fatal if the virus reaches the brain38apoplexy ['æpəupleksi] a sudden loss of consciousness resulting when the rupture or occlusion of a blood vessel leads to oxygen lack in the brain39coma ['kəumə] a state of deep and often prolonged unconsciousness; usually the result of disease or injury40organism a living thing that has (or can develop) the ability to act or function independently; a system considered analogous in structure or function to a living body41biology the science that studies living organisms42 anatomy [ə'nætəmi]. the branch of morphology that deals with the structure of animals43physiology[,fizi'ɔlədʒi] he branch of the biological sciences dealing with the functioning of organisms43zoology [zəu'ɔlədʒi, zu:-] 1. all the animal life in a particular region or period ;the branch of biology that studies animals44zoologist [zəu'ɔlədʒist, zu:-] a specialist in the branch of biology dealing with animals45sedan [si'dæn] . a car that is closed and that has front and rear seats and two or four doors46 wiper a mechanical device that cleans the windshield47 trunk. compartment in an automobile that carries luggage or shopping or tools48taillight ['teilait] lamp (usually red) mounted at the rear of a motor vehicle49wagon ['wæɡən] any of various kinds of wheeled vehicles drawn by a horse or tractor; a car that has a long body and rear door with space behind rear seat50ignition [iɡ'niʃən]1. the process of initiating combustion or catching fire2. the mechanism that ignites the fuel in an internal-combustion engine51 inflation [in'fleiʃən] the act of filling something with air52liter ['li:tə] a metric unit of capacity equal to the volume of 1 kilogram of pure water at 4 degrees centigrade and 760 mm of mercury (or approximately 1.76 pints)53mileage distance measured in miles;. the ratio of the number of miles traveled to the number of gallons of gasoline burned;. a travel allowance at a given rate per mile traveled54evolution [,i:və'lu:ʃən, ,ev-]n.a process in which something passes by degrees to a different stage (especially a more advanced or mature stage)55evolutionist [,i:və'lu:ʃənist] a person who believes in organic evolution56accelerator [ək'seləreitə] a pedal that controls the throttle valve57brake [breik] a restraint used to slow or stop a vehicle58dashboard['dæʃbɔ:d]: instrument panel on an automobile or airplane containing dials and controls59headlight['hedlait]: a powerful light with reflector; attached to the front of an automobile or locomotive 60 honk :use the horn of a car。