noun🔗SharePlaca hijaA circuit board that is an extension of a motherboard or other card."The computer technician added a new sound card as a daughterboard to the motherboard to improve the audio quality. "El técnico informático añadió una nueva tarjeta de sonido como placa hija a la placa base para mejorar la calidad del audio.electronicscomputingtechnologydevicemachinestructurepartChat with AIVocabulary GamePractice Reading