The word "tercerone" is spelled with the phonetic transcription /tɛrθɛrˈoʊni/. The first syllable "ter" is pronounced with a short "e" sound /tɛr/, followed by a soft "th" sound /θ/. The second syllable "ce" is pronounced with a soft "s" sound /s/ followed by a long "e" sound /i/. Lastly, the suffix "-rone" is pronounced with a long "o" sound /oʊ/ and a soft "n" sound /ni/. Together, the word "tercerone" refers to a large brass instrument similar to a tuba.