n.
Pronunciation: tek- ' n ē -sh( ē -) ə m
Function: noun
Etymology: New Latin, from Greek techn ē tos artificial, from technasthai to devise by art, from techn ē
Date: circa 1946
: a radioactive metallic element obtained especially from nuclear fuel as a product of uranium fission and used as a diagnostic radiopharmaceutical ― see ELEMENT table