catenary

名词 catenary:

1. the curve theoretically assumed by a perfectly flexible and inextensible cord of uniform density and cross section hanging freely from two fixed points

cat.e.nar.y

n.（名词）
【复数】 cat.e.nar.ies
The curve theoretically formed by a perfectly flexible, uniformly dense, and inextensible cable suspended from its endpoints.
垂曲线：理论上由一条极柔软、密度均匀且长度不变的缆绳从其两端间垂下而形成的曲线
Something having the general shape of this curve.
曲状物：具有此种曲线形状的物体

来源：
New Latin catôn3ria
现代拉丁语 catôn3ria
from Latin [feminine of] catôn3rius [relating to a chain]
源自 拉丁语 [] catôn3rius的阴性词 [与链有关的]
from catôna [chain]
源自 catôna [链]

【引伸】
cat.enar.y
adj.（形容词）