1) Bar or bel leader 2) It means 'one-tenth' 3) Metric prefix 4)
Numerical prefix 5) One tenth Found op prefix 6) One-tenth
<prefix> Prefix used in the SI and metric systems to signify
one-tenth (10--). ... Origin: L. Decimus, tenth ... (05 Mar
2000) ... Found op
http://www.mondofacto.com/facts/dictionary?deci- (d) Type: Term
Pronunciation: des′i Definitions: 1. Prefix used in the SI and
metric system to signify one tenth (10−1). Found op
http://www.medilexicon.com/medicaldictionary.php?t=23025 Deci
(symbol d) is a prefix in the metric system denoting a factor of
one tenth. Adopted in 1795, the prefix comes from the Latin
decimus, meaning tenth. Its most frequent use is in the non-SI
unit, the decibel, used to measure sound intensity (relative to
a reference) and many other ratios. ... Found op
http://en.wikipedia.org/wiki/Deci- The Decian persecution under
the emperor Decius was one in which the imperial Roman
government issued tickets (libellus) indicating that, as per
requirement, citizens had sacrificed (