Word Study
francisco jose de goya y lucientes |
francisco pizarro |
francisco villa |
francisella |
francisella tularensis |
francium
| franck
| franco
| franco-american
| franco-prussian war
| francoa
francium
WORDNET DICTIONARY
Noun francium has 1 sense
- francium(n = noun.substance) atomic number 87, fr - a radioactive element of the alkali-metal group discovered as a disintegration product of actinium; Array is a kind of metal, metallic element
OXFORD DICTIONARY
francium, n. Chem. a radioactive metallic element occurring naturally in uranium and thorium ores.
Usage
Symb.: Fr.
Etymology
mod.L f. France (the discoverer's country)
For further exploring for "francium" in Webster Dictionary Online
