sphygmomanometer

This term is a highly technical medical descriptor used primarily in clinical settings. It carries a formal, scientific tone and is rarely used in casual conversation, where patients and practitioners typically refer to it simply as a blood pressure cuff or monitor.

Because it is a specialized instrument, the word is treated as a standard countable noun. It follows regular English pluralization rules, though its length and Greek roots often make it a target for mispronunciation in non-medical contexts.