As a noun bel
is water.
As a symbol bol is
the iso 3166-1 three-letter (alpha-3) code for bolivia.
bel
Noun
(
en noun)
A measure of relative power, defined as log10(P 1/P 2), where P1 and P2 are the measured and reference power respectively. See also decibel.
References
* Webster's Encyclopedic Unabridged Dictionary
English eponyms
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bol
English
Etymology 1
Noun
(-)
(lb) bolognese
Derived terms
* spag bol
Etymology 2
Noun
(
en noun)
excrescence on the trunk of a tree usually covering a knot