A divisional patent application (sometimes referred to as a divisional application or simply a divisional) is a type of patent application which contains matter from a previously filed application (the so-called parent application)
That divides; pertaining to, making, or noting, a division; as, a divisional line; a divisional general; a divisional surgeon of police
serving to divide or marking a division; "the divisional line between two states"
constituting a division or an aliquot part of the basic monetary unit; "American divisional (fractional) coins include the dime and the nickel"; "fractional currency is currency in denominations less than the basic monetary unit"
Divisional means relating to a division of a large organization or group. An alarm links the police station to the divisional headquarters. relating to one of the parts into which a large organization, group etc is divided