nitrogen trioxide
noun
1The anhydride of nitrous acid, N2O3, which is a blue liquid (made greenish by dissolved nitrogen dioxide) which decomposes above 3.5°C (also called dinitrogen trioxide).
2An unstable gaseous oxide of nitrogen, NO3, identified chiefly by its absorption spectrum.
Origin
Mid 19th century.
- thereunder
- thereunto
- thereupon
- the Revelation of St John the Divine
- the Revolution
- there wasn't a dry eye (in the house)
- there will be hell to pay
- therewith
- therewithal
- there you are (or go)
- there you go again
- there you have it
- Theria
- theriac
- therian
- therianthropic
- the Right
- the right hand doesn't know what the left hand's doing
- the right stuff
- theriomorphic
- the Ritz
- the Riviera
- therm
- thermae
- thermal