Definition of second-degree in English:
 second-degree
adjectiveˌsɛk(ə)nddɪˈɡriːˈˌsɛkənd d(ə)ˈɡri
1Medicine 
attributive Denoting burns that cause blistering but not permanent scars.
 Example sentencesExamples
-  Do not remove dead burned tissue and do not open blisters that may form, particularly in second-degree burns.
 -  His whole face is blistered and he has first and second-degree burns to his face which may leave scarring.
 -  Natural color may return to superficial burns and some second-degree burns in several months.
 -  The chemical burned through the first layer of skin and the resulting second-degree burn covers an area more than 2 to 3 inches in diameter.
 -  He wound up spending a month in the hospital being treated for second-degree burns on his hands and arms.
 
2North American Law 
attributive Denoting a category of a crime, especially murder, that is less serious than a first-degree crime.
 Example sentencesExamples
-  The state jury acquitted Nelson of all charges, including second-degree murder.
 -  The lesser charges include first-degree and second-degree manslaughter as well as criminally negligent homicide.
 -  His behavior was in no way accidental, and he was in fact subsequently convicted of second-degree murder for killing Fansler.
 -  Police have arrested Lutchman, 43, and charged him with second-degree murder.
 -  Chambers, who was charged with second-degree murder, pleaded guilty to first-degree manslaughter, a lesser, but still very serious charge.
 
  Definition of second-degree in US English:
 second-degree
adjectiveˈˌsɛkənd d(ə)ˈɡri
1Medicine 
Denoting burns that cause blistering but not permanent scars.
 Example sentencesExamples
-  His whole face is blistered and he has first and second-degree burns to his face which may leave scarring.
 -  He wound up spending a month in the hospital being treated for second-degree burns on his hands and arms.
 -  Natural color may return to superficial burns and some second-degree burns in several months.
 -  The chemical burned through the first layer of skin and the resulting second-degree burn covers an area more than 2 to 3 inches in diameter.
 -  Do not remove dead burned tissue and do not open blisters that may form, particularly in second-degree burns.
 
2North American Law 
Denoting a category of a crime, especially murder, that is less serious than a first-degree crime.
 Example sentencesExamples
-  Police have arrested Lutchman, 43, and charged him with second-degree murder.
 -  The state jury acquitted Nelson of all charges, including second-degree murder.
 -  Chambers, who was charged with second-degree murder, pleaded guilty to first-degree manslaughter, a lesser, but still very serious charge.
 -  The lesser charges include first-degree and second-degree manslaughter as well as criminally negligent homicide.
 -  His behavior was in no way accidental, and he was in fact subsequently convicted of second-degree murder for killing Fansler.