/tek nee"shee euhm, -sheuhm/ , n.
Chem. an element of the manganese family, not found in nature, but obtained in the fission of uranium or by the bombardment of molybdenum. Symbol: Tc; at. wt.: 99; at. no.: 43; sp. gr.: 11.5.
[ 1945-50; technet ( ós ) artificial (lit., made, verbid of technâsthai; see TECHNO-) + -IUM ]