noun, plural lep·to·spi·rae [lep-tuh–spahy-ree] /ˌlɛp təˈspaɪ ri/, lep·to·spi·ras. Bacteriology.
- any of several spirally shaped, aerobic bacteria of the genus Leptospira, certain species of which are pathogenic for human beings.
n.
- A genus of aerobic spirochetes of the order Spirochaetales, consisting of thin, tightly coiled cells, many species of which cause leptospirosis.