lanthanum

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Related to Element 57: atomic number 57, Element 58, Element 59, Element 56, Element 79

lanthanum

 (La) [lan´thah-num]
a chemical element, atomic number 57, atomic weight 138.91. (See Appendix 6.)

lan·tha·num (La),

(lan'thă-nŭm),
A metallic element, atomic no. 57, atomic wt. 138.9055; first of the rare earth elements (lanthanides).
[G. lanthanō, to lie hidden]

lanthanum

/lan·tha·num/ (La) (lan´thah-num) a chemical element, at. no. 57.

lanthanum (La)1

[lan′thənəm]
Etymology: Gk, lanthanein, to escape notice
a rare earth metallic element. Its atomic number is 57; its atomic mass is 138.91.

lanthanum2

a phosphate binder.
indication This drug is used to treat end-stage renal disease.
contraindications Hypophosphatemia and known hypersensitivity to this drug prohibit its use.

lan·tha·num

(lan'thă-nŭm)
A metallic element, atomic no. 57, atomic wt. 138.9055; first of the rare earth elements (lanthanides).
[G. lanthanō, to lie hidden]

lanthanum

a chemical element, atomic number 57, atomic weight 138.91, symbol La. See Table 6.