Daughterboard

//ˈdɔːtəbɔː(ɹ)d// noun

noun ·Rare ·Advanced level

Definitions

Noun

1
A circuit board that is an extension of a motherboard or other card.

Synonyms

daughtercard mezzanine board piggyback board

Etymology

From daughter + board, modelled on motherboard.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.