Associations to the word «Actinide»

Wiktionary

ACTINIDE, noun. (inorganic chemistry) Any of the 14 radioactive elements of the periodic table that are positioned under the lanthanides to which they have similar chemistry.

Dictionary definition

ACTINIDE, noun. Any of a series of radioactive elements with atomic numbers 89 through 103.

Wise words

Words - so innocent and powerless as they are, as standing in a dictionary, how potent for good and evil they become in the hands of one who knows how to combine them.
Nathaniel Hawthorne