whiteboard

As a noun whiteboard

is whiteboard (large vertical writing area).

As an adjective undefined is

lacking a definition or value.

As nouns the difference between greybeard and whiteboard

is that greybeard is an old man while whiteboard is whiteboard (large vertical writing area).

As nouns the difference between desk and whiteboard

is that desk is a table, frame, or case, usually with sloping top, but often with flat top, for the use of writers and readers it often has a drawer or repository underneath while whiteboard is whiteboard (large vertical writing area).

As a verb desk

is to shut up, as in a desk; to treasure.

As nouns the difference between whiteboard and blockboard

is that whiteboard is whiteboard (large vertical writing area) while blockboard is a compound wood board consisting of nearly square strips of softwood placed side by side and sandwiched between veneer panels, often of hardwood.

As nouns the difference between whiteboard and whitebeard

is that whiteboard is whiteboard (large vertical writing area) while whitebeard is an old man; a greybeard.

As nouns the difference between whiteboard and greaseboard

is that whiteboard is a large vertical writing area, finished with a hard white material, which can be written upon using special markers and subsequently erased while greaseboard is a whiteboard.

As a noun whiteboard

is whiteboard (large vertical writing area).

As an adjective drywipe is

capable of being wiped clean with a dry cloth.

As nouns the difference between whiteboard and markerboard

is that whiteboard is whiteboard (large vertical writing area) while markerboard is a whiteboard.

As nouns the difference between whiteboard and whiteboarding

is that whiteboard is whiteboard (large vertical writing area) while whiteboarding is (internet) a collaborative discussion over the internet in which participants can write and draw on a shared space resembling a whiteboard.