All 3 Uses

niche
in
The Idiot
(Auto-generated)

On the first landing, which was as small as the necessary turn of the stairs allowed, there was a niche in the column, about half a yard wide, and in this niche the prince felt convinced that a man stood concealed.†
Chpt 2.5 *
On the first landing, which was as small as the necessary turn of the stairs allowed, there was a niche in the column, about half a yard wide, and in this niche the prince felt convinced that a man stood concealed.†
Chpt 2.5
The man concealed in the niche had also taken a step forward.†
Chpt 2.5

Definitions:

(1) (niche as in: it is a niche product)
a special role, interest, or small market where someone or something fits especially well; or literally
(2) (niche as in: in a niche of the wall)
a small hollow space in a wall for a statue or decoration; or any shallow recess, cranny, or crevice
(3) (meaning too rare to warrant focus)
More rarely, niche can refer to a role for a species within an ecosystem.