decibar Meteorol.
(ˈdɛsɪbɑː(r))
[f. deci- + bar n.6 2.]
A unit of barometric pressure equal to one-tenth of a bar.
| 1910, 1914 [see bar n.6 2]. 1967 Oceanogr. & Marine Biol. V. 90 The difference between the geostrophic circulation at 1750 decibars and that at 1000 decibars is negligible. |