The word "Reuterses" is actually the plural form of "Reuters", the renowned news agency. It is pronounced /ˈrɔɪtərzɪz/ using IPA phonetic transcription. The first syllable is stressed, and it is followed by the diphthong "oi" and the consonant cluster "t-r". Then there is the unstressed vowel "ə", the consonant cluster "rz", and the weak vowel "ɪ". Lastly, the ending "z" signifies that the word is in its plural form. So if you're referring to multiple Reuters news agencies, you'd use "Reuterses".