Wiktionary (0.00 / 0 votes) Rate this definition: pigment (Noun). Any color in plant or animal cells. Chlorophyll is the pigment responsible for most plants' green colouring. pigment (Noun). A dry colorant, usually an insoluble powder. Umber is a pigment made from clay containing iron and manganese oxide.
1 Data. - 2  Definition from Techopedia]},{Type:Business.Consumer_Product.Description,Value:[Datagram Definition-A datagram is a unit of transfer assoicated with networking. 3  A datagram has the following characteristics: - Definition from Techopedia]},{Type:Business.Consumer_Product.Description,Value:[Datagram Definition-A datagram is a unit of transfer assoicated with networking.
The data link layer provides reliable transit of data across a physical network link. Different data link layer specifications define different network and protocol characteristics, including physical addressing, network topology, error notification, sequencing of frames, and flow control. Physical addressing (as opposed to network addressing) defines how devices are addressed at the data link layer.