|—the chemical symbol for|
|Territorial Army (now superseded by TAVR)|
The symbol for the element tantalum.
The symbol for tantalum.
A hard, heavy, gray metallic element that is highly resistant to corrosion at low temperatures. It is used to make light-bulb filaments, surgical instruments, and glass for camera lenses. Atomic number 73; atomic weight 180.948; melting point 2,996°C; boiling point 5,425°C; specific gravity 16.6; valence 2, 3, 4, 5. See Periodic Table.
: They turned it into a T and A shownoun phrase
A display of female bosoms and bottoms; a show featuring such display; cheesecake : the realm of feminine esthetics or, as it is known in the profession, TA/ To enliven their product they call for T and A (1972+)
[fr tits plus ass]