Tet

来自Big Physics

wiktionary

ref

See teth.

Clipping of  tetracycline. 
Clipping of  tetralogy. 
Clipping of  tetraploid. 
Clipping of  tetrahedron or  tetrahedral. 
Clipping of  tetradrachm. 
Clipping of  tetra. 
Clipping of  tetanus. 


etymonline

ref

Tet (n.)

Vietnamese lunar new year, 1885, short for Tet Nguyen Dan "feast of the first day." The North Vietnamese Tet Offensive in the U.S. Vietnam War began Jan. 30, 1968.