det vil sige meaning in English

an▼◼◼◼[UK: ən] [US: ˈæn]

or▼◼◼◼[UK: ɔː(r)] [US: ɔːr]

that is▼◼◼◼[UK: ðæt ɪz] [US: ˈðæt ˈɪz]

i.e.▼◼◼◻[UK: ɪd ˌiː es ˈtiː] [US: ˈɪd ə.ˈsteɪt]

that is to say▼◼◼◻[UK: ðæt ɪz tuː ˈseɪ] [US: ˈðæt ˈɪz ˈtuː ˈseɪ]

in other words▼◼◼◻[UK: ɪn ˈʌð.ə(r) ˈwɜːdz] [US: ɪn ˈʌð.r̩ ˈwɝːdz]

meaning▼◼◼◻[UK: ˈmiːn.ɪŋ] [US: ˈmiːn.ɪŋ]

namely▼◼◼◻[UK: ˈneɪm.li] [US: ˈneɪm.li]

that is why▼◼◻◻[UK: ðæt ɪz waɪ] [US: ˈðæt ˈɪz ˈwaɪ]

to wit▼◼◻◻[UK: tuː wɪt] [US: ˈtuː ˈwɪt]

viz.▼◼◻◻