1. (noun) lanthanum, La, atomic number 57
a white soft metallic element that tarnishes readily; occurs in rare earth minerals and is usually classified as a rare earth
Synonyms: atomic number 57, lanthanum, lah
2. (noun) Louisiana, Pelican State, LA
a state in southern United States on the Gulf of Mexico; one of the Confederate states during the American Civil War
Synonyms: atomic number 57, lanthanum, lah
3. (noun) la, lah
the syllable naming the sixth (submediant) note of a major or minor scale in solmization
Synonyms: atomic number 57, lanthanum, lah, la
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Synonyms and Antonyms of la 
