The word "Ullmar" is a name derived from the Old Norse word "ullr", meaning "glory". The spelling of "Ullmar" is pronounced as /ˈʊlmɑːr/ in IPA phonetic transcription. The "U" is pronounced like "uh", the "L" is pronounced like "el", and the "M" is pronounced like "em". The final "ar" sound represents the vowel sound in "car". The correct spelling of the name "Ullmar" can vary slightly depending on the language or culture it is being used in.