Definition of "rod-shaped" [rod-shaped]

• Shaped like a rod; long and cylindrical. (adjective)
• Specifically, describing a form of bacterium. (adjective)

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• "E. coli organisms are bacteria, single-celled bugs basically, rod-shaped and about .00008 inches long."
• "It is quite a wild microbial zoo: Some of the microfossils are rod-shaped, some spherical, some sluglike, some almost slithery."
• "Here we see a sheath, and on the inside can see a chain of cells, rod-shaped cells, that make up the trichome of a cyanobacterium."