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: B Bæ Bé Bê Bœ B- B. Ba Bb Bc Bd Be Bh Bi Bj Bk Bl Bm Bn Bo Bp Br Bs Bt Bu Bv Bw By

Table of Contents POS
HYPHEN
WORDNET DICTIONARY
CIDE DICTIONARY
OXFORD DICTIONARY

berkelium

POS

Noun

HYPHEN

ber=ke=li=um

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WORDNET DICTIONARY

Noun berkelium has 1 sense

berkelium(n = noun.substance) atomic number 97, bk - a radioactive transuranic element; discovered by bombarding americium with helium; Array

is a kind of metal, metallic element

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CIDE DICTIONARY

berkelium, n. [from the city of Berkeley, California, location of the University of California campus where it was discovered.].

a chemical element of the transuranic series. Chemical symbol Bk; atomic number 97; atomic weight 247. It is a radioactive element, with no stable isotopes; the longest-lived isotope is of mass number 247.07, decaying by alpha-emission with a half-life of 1,400 years. The isotope with atomic weight 249 has a half-life of 314 days, and was isolated in weighable quantities. [WordNet 1.5]

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OXFORD DICTIONARY

berkelium, n. Chem. a transuranic radioactive metallic element produced by bombardment of americium.

Usage

Symb.: Bk.

Etymology

mod.L f. Berkeley in California (where first made) + -IUM

For further exploring for "berkelium" in Webster Dictionary Online