ɡlˈeɪʃəl pˈɑːlɪʃ ɪz ɐ kˌæɹɪktɚɹˈɪstɪk ʌv ɹˈɑːk sˈɜːfɪsᵻz wˌɛɹ ɡlˈeɪʃɚz hæv pˈæst ˌoʊvɚ bˈɛdɹɑːk, tˈɪpɪkli ɡɹˈænɪt ɔːɹ ˈʌðɚ hˈɑːɹd ˈɪɡniəs ɔːɹ mˌɛɾəmˈoːɹfɪk ɹˈɑːk.
Glacial polish is a characteristic of rock surfaces where glaciers have passed over bedrock, typically granite or other hard igneous or metamorphic rock.