Attribute to a physical quantity obtained by division by length. Lineic mass of a thread is the mass of the thread divided by its length.
Sources: ISO 31-0: 1992 [Terms] [Book] PAC, 1996, 68, 957. (Glossary of terms in quantities and units in Clinical Chemistry (IUPAC-IFCC Recommendations 1996)) on page 978 [Terms] [Paper]