lineament
noun
lin·e·a·ment ˈli-nē-ə-mənt 
1
a
: an outline, feature, or contour of a body or figure and especially of a face —usually used in plural
b
: a linear topographic feature (as of the earth) that reveals a characteristic (such as a fault or the subsurface structure)
2
: a distinguishing or characteristic feature —usually used in plural
lineamental
ˌli-nē-ə-ˈmen-tᵊl
adjective 
Example Sentences
Recent Examples on the Web Jeff and Russell, whose character is more layered, deserve a few more realistic lineaments. 
Los Angeles Times, 29 Sep. 2019 The lineaments of a more equitable, sustainable, and cooperative world sketched out by advocates of a Green New Deal have given way, in stunningly short order, to a race to a new global bottom, equal parts Thomas Hobbes and Mad Max. Emily Atkin, The New Republic, 16 Sep. 2019 The lineaments of Mr Kim’s rule appear consistent: purges and repression at the highest level, economic liberalisation at the grassroots and the pursuit of nuclear weapons. The Economist, 26 Apr. 2018 But to those who are much more invested in the world of tomorrow, the Satoshi story has the lineaments of a modern morality tale quite independent of stock realities. Aaron Gilbreath, Longreads, 11 Oct. 2017
Los Angeles Times, 29 Sep. 2019 The lineaments of a more equitable, sustainable, and cooperative world sketched out by advocates of a Green New Deal have given way, in stunningly short order, to a race to a new global bottom, equal parts Thomas Hobbes and Mad Max. Emily Atkin, The New Republic, 16 Sep. 2019 The lineaments of Mr Kim’s rule appear consistent: purges and repression at the highest level, economic liberalisation at the grassroots and the pursuit of nuclear weapons. The Economist, 26 Apr. 2018 But to those who are much more invested in the world of tomorrow, the Satoshi story has the lineaments of a modern morality tale quite independent of stock realities. Aaron Gilbreath, Longreads, 11 Oct. 2017 Word History
Etymology
Middle English, from Latin lineamentum, from lineare to draw a line, from linea
First Known Use
15th century, in the meaning defined at sense 1a