The spelling of the word "GRANGIA" may seem confusing at first, but it can easily be explained using phonetic transcription. In IPA, the word is pronounced as /ˈɡrændʒə/, with the stress on the second syllable. The "g" is pronounced as a voiced velar stop, similar to the "g" in "go." The following "r" is pronounced as a trilled or tapped alveolar consonant. The vowel sounds in the word are "a" (as in "cat") and "i" (as in "bit"). Overall, the spelling reflects the pronunciation of the word in English.
I apologize, but there doesn't seem to be a dictionary definition available for the term "grangia." It is possible that this term may not be widely recognized or may be a spelling variation or typo of another word. To provide the most accurate information, it would be helpful if you could double-check the spelling or provide more context or details about the term you are referring to.