MOTHERBOARD
Meaning of MOTHERBOARD in English
moth ‧ er ‧ board /ˈmʌðəbɔːd $ -ərbɔːrd/ BrE AmE noun [countable]
technical a board where all the ↑ circuit s of a computer are placed
Longman Dictionary of Contemporary English.
Longman - Словарь современного английского языка.
2012