See Also: biconvex(medicine)
biconvex(dictionary)
biconvex lens(medicine)

tahsildar (iou) and biconvex (iou)


tahsildar (iou)



tahsildar noun. [t¨»:'si:ld¨»:] L18.
[formed as TAHSIL + Persian -dar holding, holder.]
Formerly, the chief collector of revenue in a subdivision of a district in India. Now, the official in charge of a tahsil.

biconvex (iou)



biconvex adjective. M19.
[from BI- + CONVEX adjective.]
Convex on both sides.