WordReference Random House Unabridged Dictionary of American English © 2020
Cs, [Symbol, Chem.]
  1. Chemistrycesium.

cS, 
  • Hydraulicscentistoke;
    centistokes.
  • Also,  cs 
    cs., 
  • case;
    cases.

  • C/S, 
  • Physicscycles per second.

  • C.S., 
    1. chief of staff.
    2. ReligionChristian Science.
    3. ReligionChristian Scientist.
    4. Civil Service.
    5. Confederate States.

    c.s., 
    1. Businesscapital stock.
    2. civil service.

    Collins Concise English Dictionary © HarperCollins Publishers::
    Cs the chemical symbol for
    1. caesium
    Collins Concise English Dictionary © HarperCollins Publishers::
    CS abbreviation for
    1. Also: cs capital stock
    2. chartered surveyor
    3. Christian Science
    4. Civil Service
    5. Also: cs Court of Session
    'Cs' also found in these entries (note: many are not synonyms or translations):
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