sa·lim·e·ter 
(sə-lĭmĭ-tər) or sa·lom·e·ter (-lŏm-)
(sə-lĭmĭ-tər) or sa·lom·e·ter (-lŏm-)n.
A specially graduated hydrometer that directly indicates the concentration of salt in a solution. Also called salinometer.
sal′i·metric (săl′ə-mĕtrĭk) adj.
sa·lime·try n.