Answer:

stn

AnswerCrossword Clue
STNGrand Central, e.g.:abbr.
STNBART or CTA stop
STNA spot of T?
STNMBTA stop
STNVictoria in London, e.g.
STNRR stop
STN"Star Trek" phaser setting
STNGreyhound stop: Abbr.
STNRR depot
STNShort stop?
STNTraining site?: Abbr.
STND.C.'s Union, e.g.
STNPlace to buy tkts.
STNBART stop
STNStop: Abbr.
STNMTA stop
STNR.R. stop
STNBus term.
STNAmtrak stop (abbr.)
STNDepot (abbr.)
STNGreyhound stop (abbr.)
STNVIA Rail stop (abbr.)
STNTerm.
STNRailroad stop (abbr.)
STNDepot: Abbr.
STNCertain commuter's destination: Abbr.
STNGetting-off pt.
STNPlace to get off: Abbr.
STNWhere many stand and wait: Abbr.
STNDot on an MTA map
STNPenn, e.g.: Abbr.
STNRedcap's workplace: Abbr.
STNSubway map dot: Abbr.
STNLIRR stop
STNRR schedule listing
STNTrain depot: Abbr.
STNTrain stop: Abbr.
STNRR stop: Abbr.
STNPoint on a line: Abbr.
STNRailroad stop: Abbr.