
1) Secondary listing
Found on
https://www.crosswordclues.com/clue/subindex

• (n.) A number or mark placed opposite the lower part of a letter or symbol to distinguish the symbol; thus, a0, b1, c2, xn, have 0, 1, 2, and n as subindices.
Found on
http://thinkexist.com/dictionary/meaning/subindex/

Sub·in'dex noun ; plural Subindices (Math.) A number or mark placed opposite the lower part of a letter or symbol to distinguish the symbol; thus, a 0 , b 1 , c 2 , x n , have 0, 1, 2, and n
Found on
http://www.encyclo.co.uk/webster/S/222

Categories of the Nasdaq Composite Index. There are currently 11 subindexes: Bank, Biotechnology, Computer, Industrial, Insurance, Nasdaq ADR (American Depositary Receipts), Nasdaq Regional Indexes, Nasdaq-100® (100 of the largest companies on the Nasdaq National Market), Other Finance, Telecommunications. (See Nasdaq Composite Index)
Found on
https://www.encyclo.co.uk/local/21119

an index to a part or subdivision of a larger category. · inferior (def. 11).
Found on
https://www.infoplease.com/dictionary/subindex
No exact match found.