not vulnerable to the action or penetration of .
[jurm] /dʒɜrm/ noun 1. a microorganism, especially when disease-producing; microbe. 2. a bud, offshoot, or seed. 3. the rudiment of a living organism; an embryo in its early stages. 4. the initial stage in development or evolution, as a or ancestral form. 5. something that serves as a source or initial stage for subsequent development: […]
noun 1. Pathology. the theory that infectious diseases are due to the agency of germs or microorganisms. 2. Biology. . noun 1. the theory that all infectious diseases are caused by microorganisms 2. the theory that living organisms develop from other living organisms by the growth and differentiation of germ cells germ theory n. The […]
- Germ tube
noun 1. (botany) a tube produced by a germinating spore, such as the pollen tube produced by a pollen grain
[gurnz-bak] /ˈgɜrnz bæk/ noun 1. Hugo, 1884–1967, U.S. publisher and inventor, born in Belgium: a pioneer in science-fiction publishing.