A property of a given object (phenomenon, body or substance). 'Particular property' includes the concept of particular quantity. The adjective 'particular' may be omitted, if no ambiguity is caused.
See also: property
PAC, 1995, 67, 1563. 'Properties and units in the clinical laboratory sciences-I. Syntax and semantic rules (IUPAC-IFCC Recommendations 1995)' on page 1565 (https://doi.org/10.1351/pac199567081563)