panelboard

noun

1

: a drawing board with an adjustable outside frame that is forced over paper so as to hold and strain it

2

: a strong rigid paperboard used for paneling in automobile bodies and in building construction

3

: an electrical panel containing switches and fuses or circuit breakers controlling branch circuits (as for lights or fan motors) that is enclosed in a metal cabinet and usually placed in or against a wall

called also distribution board

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