ðə nˈeɪm mˈɛtɹɪɹhˌɪntʃəs mˈiːnz "mˈɑːdɚɹət snˈaʊt", ænd ɪz dᵻɹˈaɪvd fɹʌmðə ɡɹˈiːk mˈɛtɹɪˌoʊ"mˈɑːdɚɹət"ænd ɹˈɪntʃoʊz"snˈaʊt".
The name Metriorhynchus means "Moderate snout", and is derived from the Greek Metrio- ("moderate") and -rhynchos ("snout").