primary x-rays
71Alice Bailey — Born Alice LaTrobe Bateman June 16, 1880(1880 06 16) Manchester, England Died December 15, 1949(1949 12 15) (aged 69), New York Alice Ann Bailey (June 16, 1880 – December 15, 1949), known as Alice A. Bailey or AAB to her followers, was an… …
72Osteitis fibrosa cystica — Classification and external resources Osteitis fibrosa cys …
73surface analysis — ▪ chemistry Introduction in analytical chemistry (chemistry), the study of that part of a solid that is in contact with a gas or a vacuum. When two phases of matter are in contact, they form an interface. The term surface is usually… …
74rainbow — rainbowy, rainbowlike, adj. /rayn boh /, n. 1. a bow or arc of prismatic colors appearing in the heavens opposite the sun and caused by the refraction and reflection of the sun s rays in drops of rain. Cf. primary rainbow, secondary rainbow. 2. a …
75wood — wood1 woodless, adj. /wood/, n. 1. the hard, fibrous substance composing most of the stem and branches of a tree or shrub, and lying beneath the bark; the xylem. 2. the trunks or main stems of trees as suitable for architectural and other… …
76Wood — /wood/, n. 1. Grant, 1892 1942, U.S. painter. 2. Leonard, 1860 1927, U.S. military doctor and political administrator. * * * I Hard, fibrous material formed by the accumulation of secondary xylem produced by the vascular cambium. It is the… …
77eye, human — ▪ anatomy Introduction specialized sense organ capable of receiving visual images, which are then carried to the brain. Anatomy of the visual apparatus Structures auxiliary to the eye The orbit The eye is protected from mechanical injury… …
78Marshall Space Flight Center — George C. Marshall Space Flight Center Aerial view of the test area at MSFC …
79Optical fiber — A bundle of optical fibers A TOSLINK fiber optic audio c …
80microscope — /muy kreuh skohp /, n. 1. an optical instrument having a magnifying lens or a combination of lenses for inspecting objects too small to be seen or too small to be seen distinctly and in detail by the unaided eye. 2. (cap.) Astron. the… …
