nemertean
noun
ne·mer·te·an ni-ˈmər-tē-ən 
: any of a phylum (Nemertea synonym Rhynchocoela) of often vividly colored usually long dorsoventrally flattened marine worms that typically burrow in the mud or sand along seacoasts
called also ribbon worm
nemertine
ˈne-mər-ˌtīn
adjective or noun 
Word History
Etymology
ultimately from Greek Nēmertēs Nemertes, one of the Nereids
First Known Use
1861, in the meaning defined above
- natural bark
- natural born
- natural bridge
- Natural Bridges National Monument
- natural cement
- natural child
- natural childbirth
- natural childbirths
- natural day
- natural death
- natural disaster
- natural dualism
- natural dye
- natural English
- natural family planning
- natural food
- natural foods
- natural frequency
- natural function
- natural gas
- natural gasoline
- natural gender
- natural glass
- natural harmonic
- natural hexachord