any spatial attributes (especially as defined by outline) | a pitch of a baseball that is thrown with spin so that its path curves as it approaches the batter |
a feature (or the order or arrangement of features) of anything having a complex structure | curved segment (of a road or river or railroad track etc.) |
a line drawn on a map connecting points of equal height | the property possessed by the curving of a line or surface |
| a line on a graph representing data |
| the trace of a point whose direction of motion changes |