WordNet (r) 3.0 (2006):

clv
    adj 1: being five more than one hundred fifty [syn: one hundred
           fifty-five, 155, clv]

V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

CLV
       Constant Linear Velocity (CD, MOD)


The Free On-line Dictionary of Computing (30 December 2018):

CLV

   Constant Linear Velocity