law·ren·ci·um (lô-r n s - m, l -)n. Symbol Lr A short-lived, radioactive synthetic transuranic element produced from californium and whose most stable isotope has a mass number of 262 with a half-life of 3.6 hours; atomic number 103. See Table at element. [After Ernest Orlando Lawrence.] |
lawrencium [lɒˈrɛnsɪəm lɔː-]
n
(Chemistry / Elements & Compounds) a transuranic element artificially produced from californium. Symbol: Lr; atomic no.: 103; half-life of most stable isotope, 256Lr: 35 seconds; valency: 3
[named after Ernest Orlando Lawrence (1901-58), US physicist]
| lawrencium (lô-rns-m) Symbol Lr A synthetic, radioactive metallic element of the actinide series that is produced by bombarding californium with boron ions. Its most stable isotope is Lr 262 with a half-life of 3.6 hours. Atomic number 103. See Periodic Table. |
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  lawrencium - a radioactive transuranic element synthesized from californiumchemical element, element - any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter |
Translations
lawrencium
n (Chem) → Lawrencium nt
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