|a chattering or flighty, light-headed person.|
|a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.|
|nannoplankton also nanoplankton (nān'ə-plāngk'tən) Pronunciation Key
Plankton of minute size, especially plankton composed of organisms measuring from 2 to 20 micrometers.