Help Wordnik hunt for a million missing words by backing our Kickstarter!


from The Century Dictionary and Cyclopedia

  • n. In chem., a prefix to the name of a compound, signifying that in it the radical SH may be viewed as replacing hydroxyl (OH). The prefix thio- is now preferred, as thio-glycolic acid instead of sulphydro-acetic acid.


Sorry, no etymologies found.


Sorry, no example sentences found.


Log in or sign up to get involved in the conversation. It's quick and easy.