Reference meaning
La
Last updated
a white soft metallic element that tarnishes readily; occurs in rare earth minerals and is usually classified as a rare earth
Related source terms
lanthanumatomic number 57
Other meanings
2. noun
a state in southern United States on the Gulf of Mexico; one of the Confederate states during the American Civil War
3. noun
the syllable naming the sixth (submediant) note of a major or minor scale in solmization
Source and scope
This definition is reproduced from Princeton WordNet 3.0, sense 14643118-n, under the WordNet 3.0 License. It has not yet received VocabularyBase editorial review. Read the source and license details.