|a chattering or flighty, light-headed person.|
|a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.|
hydroxyl hy·drox·yl (hī-drŏk'sĭl)
The univalent radical or group OH, a characteristic component of bases, certain acids, phenols, alcohols, carboxylic and sulfonic acids, and amphoteric compounds.
|hydroxyl (hī-drŏk'sĭl) Pronunciation Key
The group OH. Hydroxyl is present in bases, certain acids, hydroxides, and alcohols.