Synonyms of the word

microbe

• n. (microbiology) Any microorganism, but especially a harmful bacterium.

bug

• n. (colloquial) Any insect, arachnid, myriapod or entognath.
• n. An insect of the order Hemiptera (the "true bugs").
• n. (colloquial) Any insect, arachnid, or other terrestrial arthropod that is a pest.
• n. Various species of marine or freshwater crustaceans; e.g. a Morton Bay bug, mudbug.
• n. (chiefly computing) A problem that needs fixing.
• n. A contagious illness; a bacterium or virus causing it.
• n. An enthusiasm for something; an obsession.
• n. An electronic intercept device.
• n. A small and and usually invisible file (traditionally a single-pixel image) on a World Wide Web page,…
• n. (broadcasting) A small, usually transparent or translucent image placed in a corner of a television program…
• n. (aviation) A manually positioned marker in flight instruments.
• n. A semi-automated telegraph key.
• n. (obsolete) A bugbear; anything that terrifies.
• n. (chiefly LGBT, "the bug") HIV.
• n. (poker) A limited form of wild card in some variants of poker.
• n. (paleontology, slang) A trilobite.
• v. (informal, transitive) To annoy.
• v. (transitive) To install an electronic listening device or devices in.

germ

• n. (biology) The small mass of cells from which a new organism develops; a seed, bud or spore.
• n. A pathogenic microorganism.
• n. The embryo of a seed, especially of a seed used as a cereal or grain. See Wikipedia article on cereal…
• n. (figuratively) The origin of an idea or project.
• n. (mathematics) An equivalence class that includes a specified function defined in an open neighborhood.
• v. To germinate.
• v. (slang) To grow, as if parasitic.

micro-organism

• n. Alternative spelling of microorganism.

microorganism

• n. (microbiology) An organism that is too small to be seen by the unaided eye, especially a single-celled…