寝台|しんだいshindai[0]heiban (flat)

1. nounbed; couch
   彼かれは、寝台しんだいの長ながさを測はかった。↗

   He measured the length of the bed.

• SynonymベッドNeutralThe everyday loanword for a bed and the default in speech; 「寝台」 is more written in feel and today often appears in compounds like 「寝台特急」 (sleeper train).
• RelatedバースNeutralLoanword for a ship's berth or mooring spot, and by extension a sleeping berth; 「寝台」 refers only to a bed for sleeping in.

For an ordinary bed, say 「ベッド」. Use 「寝台」 in written or formal contexts such as sleeper trains and hospital beds, e.g. 「寝台特急」; for a ship's berth use 「バース」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. （ねだい、しんだい）布団ふとんや枕まくらを置おいて寝ねるための台だい。ベッド。