moss opal
noun
A variety of opal containing dendritic markings like those of moss agate.
Origin
Early 20th century.
- neutron diffraction
- neutron excess
- neutronic
- neutronium
- neutronization
- neutron number
- neutron optics
- neutron radiography
- neutron-rich
- neutron scattering
- neutron spectrometer
- neutron star
- neutron therapy
- neutron warhead
- neutropenia
- neutropenic
- neutrophil
- neutrophilia
- neutrophilic
- neutrophilous
- Nev.
- Neva
- Nevada
- Nevadan
- Nevadian