The word "ytterbic" is used to describe something that is related to ytterbium, a chemical element found in the periodic table. The spelling of this word can be explained using the International Phonetic Alphabet (IPA) transcription. "Yt" is represented with a [j] sound, followed by a "t" sound [t]. "Erb" is represented with a silent "e," followed by an "r" sound [ɜr], and a "b" sound [b]. Lastly, "ic" is pronounced [ɪk]. Therefore, the IPA transcription of "ytterbic" is [ˈjɪtərbɪk].