Hypo is defined as under or less than.
(prefix)An example of hypo used as a prefix is a hypodermic syringe, a needle that injects medicine or fluids under the skin.
See hypo in Webster's New World College Dictionary
noun
Origin: Gr hypo- < hypo, under, less than: see up
See hypo in American Heritage Dictionary 4
noun pl. hy·pos
Origin:
Origin: Short for hypodermic
.or hyp-
prefixOrigin:
Origin: Greek hupo-
Origin: , from hupo, under, beneath; see upo in Indo-European roots
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