English Dictionary
◊ PYRETHRUM
etch
v : make an etching of
 etc.  etcetera  etch  etched  etcher 
English Computing Dictionary
◊ ETC
ETC
ExTendible Compiler. Fortran-like, macro extendible. "ETC -
An Extendible Macro-Based Compiler", B.N. Dickman, Proc SJCC
38 (1971).