What does baric mean?
"Baric" is a technical adjective with two related strands of meaning. In modern chemistry, it describes anything pertaining to barium, the dense alkaline-earth metal whose compounds — such as barium sulfate — appear in medical imaging and industrial applications; a chemist might refer to a "baric" salt or solution when discussing substances containing this element. The word also preserves an older, broader sense drawn from its Greek origins: relating to weight or pressure. Nineteenth- and early twentieth-century meteorologists used terms like "baric gradient" when analyzing atmospheric pressure systems, though such phrasing has largely given way to vocabulary built on "isobar" and "pressure." Because of these specialized domains, "baric" remains rare outside scientific writing and carries a distinctly formal register. Its etymology connects it to a small family of weight-related words — barometer, isobar, baritone, and baryon — all tracing back to the Greek "baros," meaning weight.
Of or relating to barium or its compounds.
"The sample was analyzed for its baric content before further testing."
This is the dominant sense in contemporary usage, confined mainly to chemistry.
Of or relating to weight or atmospheric pressure.
"The meteorologist plotted the baric field across the region to locate the storm system."
An older sense, now largely historical, found chiefly in nineteenth- and early twentieth-century scientific literature.
The same Greek root for weight that gives us "barometer" also hides inside this obscure adjective for barium compounds.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of baric
"Baric" derives from the Greek "baros," meaning weight, which entered scientific Latin as a combining element in coinages of the eighteenth and nineteenth centuries. When the element barium was named in the early nineteenth century, its compounds were described with adjectives formed from the element's name, giving "baric" its modern chemical sense. The same Greek root produced cognates such as "barometer" (an instrument measuring atmospheric weight), "isobar" (a line of equal pressure), "baritone" (a voice of heavy, deep register), and "baryon" (a class of heavy subatomic particles).
How baric is actually used
"Baric" is a technical term encountered almost exclusively in chemistry and, historically, in physics and meteorology. It is rare in everyday language and carries a formal, scholarly register.
Easily confused with baric
"Basic" means fundamental or alkaline in chemistry, while "baric" specifically relates to the element barium or, historically, to weight.