from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A colorless liquid, C4H4S, used as a solvent.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Any of a class of aromatic heterocyclic compounds containing a ring of four carbon atoms and an sulphur atom; especially the simplest one, C4H4S.
from the GNU version of the Collaborative International Dictionary of English
- n. A sulphur hydrocarbon, C4H4S, analogous to furfuran and benzene, and acting as the base of a large number of substances which closely resemble the corresponding aromatic derivatives.
from The Century Dictionary and Cyclopedia
- n. A compound, C4H4S, related to benzene, and forming a large number of derivatives analogous to those of benzin.
thio- + ph(eno)- + -ene.(American Heritage® Dictionary of the English Language, Fourth Edition)