elliptic

形容词 elliptic:

1. of a leaf shape; in the form of an ellipse
2. rounded like an egg
   同义词：egg-shaped, elliptical, oval, oval-shaped, ovate, oviform, ovoid, prolate
3. characterized by extreme economy of expression or omission of superfluous elements- H.O.Taylor
   同义词：elliptical

1. Pluto has an elliptic orbit.
   冥王星的轨道是椭圆形的。

el.lip.tic

adj.（形容词）
Of, relating to, or having the shape of an ellipse.
椭圆的：椭圆形的、与椭圆形有关的或具有椭圆形的
Containing or characterized by ellipsis.
包括椭圆的，或以椭圆为特征的

Of or relating to extreme economy of oral or written expression.
精简的：口头或文字表达极其精练的，或与之有关的
Marked by deliberate obscurity of style or expression.
晦涩的：以有意使风格或表达上含糊不清为特点的

来源：
New Latin ellopticus
现代拉丁语 ellopticus
from Greek elleiptikos [defective]
源自 希腊语 elleiptikos [有缺点的]
from elleipsis [a falling short, ellipsis]
源自 elleipsis [未达标准，省略]
from elleipein [to fall short] * see ellipsis
源自 elleipein [达不到标准] *参见 ellipsis

【引伸】
ellip.tically
adv.（副词）