DICT.TW Dictionary Taiwan
18.217.208.72
Search for:
▼[Show options]
[Pronunciation] [Help] [Database Info] [Server Info]

1 definition found

From: WordNet (r) 2.0

 arcsecond
      n : a 60th part of a minute of arc; "the treasure is 2 minutes
          and 45 seconds south of here" [syn: second]