subspace

[ suhb-speys ]

noun

1. a smaller space within a main area that has been divided or subdivided:

   The jewelry shop occupies a subspace in the hotel's lobby.

2. Mathematics.
   1. a subset of a given space.
   2. Also called linear manifold. a subset of a vector space which is itself a vector space.
   3. a subset of a topological space, having the relative topology.

Word History and Origins

Origin of subspace¹

First recorded in 1925–30; sub- + space

Example Sentences

Neural activity linked to animal movements was known to be streamlined into a low-dimensional subspace, allowing previous techniques, which could record fewer neurons, to identify these connections.

From Science Daily

Elegant, assertive, and capable of rigging up a subspace bypass circuit in practically no time at all, Uhura inspired a generation of Black women.

From Los Angeles Times

Oriti explains that the model's acceleration of the expansion of the universe, during the stage corresponding to today, is caused by interactions between the subspace quantum objects that make up gravity in the theory.

From Scientific American

Gauzy curtains divided up the theater, but there was little to distinguish each subspace beyond the different seating arrangements.

From New York Times

She looked at Dad, and they seemed to be exchanging some sort of subspace communiqués.

From Literature