His name seems to be pronounced by English speaking physicists, who probably do not speak German, as ‘Kronnecker’. What is the correct pronunciation?
Leopold Kronecker was a German mathematician and his brother Hugo Kronecker was a German physiologist. Both were born in Liegnitz which belonged to Prussia when they were born, but now belongs to Poland and is spelled Legnica now.
Both were born and grew up in a German speaking society and both of them lived in a region that became Germany later. So, if you want to pronounce their last name correctly, you have to pronounce it according to the German rules of pronunciation.
The name is a compound word, built from
The first part is the stem of the word Krone (engl: crown). The pronunciation of Krone is [ˈkʁoːnə], so Kron has to be prnonouced [ˈkʁoːn].
American people who pronounce this syllable often add an [u] after the [o] and create a diphthong this way, but the correct German pronunciation of Kron doesn't contain an [u] sound or a diphthong. It's just a strait long [o].
The second part "Ecker" is the German name for beech nut, this is the fruit of beech trees. More often you will hear Buchecker instead of Ecker (because the German name of beech is Buche), but both words are valid names for this nut.
- "Ecker" is pronounced [ˈɛkɐ]
Join it together and you get Kronecker, the main stress is on the first syllable, so all in all you get: