With credit and debit cards a "block" may be placed on a portion of a consumer's credit limit or available debit balance if the final amount of a transaction is unknown. That can happen at gas stations, restaurants or hotels, because the merchant can't know at the time the card is presented how much you'll pump, how much yo [..]

children's wooden building toys, 1821, from block (n.).

Blocked messages will appear under Email Reports under Blocks. When your IP address has been added to a blacklist, has been blocked by an ISP or messaging organization, the affected email shows up on this list. Typically it is possible to have your IP address removed from a block list, and some lists automatically do this after a period of time. Bl [..]

Blocks is a term, which refers to two objects at the teeing area: they limit the forward boundary. They are also known as "tee blocks, tee markers or markers.

see "tee blocks

In AutoCAD or AutoCAD Map 3D, compound objects that have been saved for reuse in the drawing or in multiple drawings, for example, a North arrow. In Autodesk Infrastructure Studio, blocks are converte [..]

Blocks make up scripts, which make a project work

These are like what they sound, small areas of content that populate a web page, usually displayed in a sidebar. One of the advantages of Drupal is how easily it is to turn blocks on and off per page, [..]

Frozen compressed slabs of fish fillets, usually without skin and bone, used as raw material for value-added products.

A way for a requester to prevent a worker from accepting any of their HITs. A detailed discussion on the topic can be found in this thread.

Pieces of metal alloy that can be used to shape the EBRT beam.

Interruption of sympathetic pathways, by local injection of an anesthetic agent, at any of four levels: Peripheral Nerve block, Sympathetic Ganglion block, extradural block, and subarachnoid block.

Impaired impulse conduction from Heart Atria to Heart Ventricles. AV block can mean delayed or completely blocked impulse conduction.

A form of Heart Block in which the Electrical Stimulation of Heart Ventricles is interrupted at either one of the branches of Bundle of His thus preventing the simultaneous depolarization of the two v [..]

Impaired conduction of cardiac impulse that can occur anywhere along the conduction pathway, such as between the Sinoatrial Node and the right atrium (SA block) or between atria and ventricles (AV Blo [..]

Interruption of Neural Conduction in Peripheral Nerves or nerve trunks by the injection of a local anesthetic agent (e.g., Lidocaine; Phenol; Botulinum Toxins) to manage or treat Pain.

Disturbance in the atrial activation that is caused by transient failure of impulse conduction from the Sinoatrial Node to the Heart Atria. It is characterized by a delayed in heartbeat and pauses bet [..]

Method of treating Pain associated with the sphenopalatine Ganglion located in the Pterygopalatine Fossa, posterior to the middle nasal Turbinate. The transnasal approach involves application of suita [..]

To qualify, a player must be on pace to play 70 games or block 100 shots.

To qualify, a player must be on pace to play 35 games or block 60 shots.

To qualify, a player must be on pace to play in 75% of their team's games and 15 minutes per game.

Census areas usually equivalent in size to a typical city block.