nan·no·plank·ton or nan·o·plank·ton 
(nănə-plăngk′tən)
(nănə-plăngk′tən)n.
Plankton composed of organisms, chiefly small phytoplankton, measuring from 2 to 20 micrometers.
- compartmentalize
- compas
- compass
- compassable
- compass card
- compassion
- compassionate
- compassionately
- compassionateness
- compassion fatigue
- compassionless
- compass plant
- compatibility
- compatible
- compatibleness
- compatibly
- compatriot
- compatriotic
- compeer
- compel
- compellable
- compellably
- compellation
- compeller
- compelling