DICT.TW Dictionary Taiwan
13.59.95.170

Search for:
[Show options]
[Pronunciation] [Help] [Database Info] [Server Info]

2 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 tractrix
 等切麵曲線; 曳物線

From: Webster's Revised Unabridged Dictionary (1913)

 Tract·rix n.  Geom. A curve such that the part of the tangent between the point of tangency and a given straight line is constant; -- so called because it was conceived as described by the motion of one end of a tangent line as the other end was drawn along the given line.