English Dictionary
◊ SLAIN
slain
adj : killed; `slain' is formal or literary as in "slain
warriors"; "a picture of St. George and the slain
dragon"
n : people who have been slain (as in battle)
 slag  slagheap  slain  slake  slaked 
English Computing Dictionary
◊ PLAIN
PLAIN
Programming LAnguage for INteraction. Pascal-like, with
extensions for database, string handling, exceptions and
pattern matching. "Revised Report on the Programming Language
PLAIN", A. Wasserman, SIGPLAN Notices 6(5):59-80 (May 1981).