Unimatrix
A unimatrix was a type of subdivision used by the Borg Collective. () Unimatrix was also a type of shielding technology used by Starfleet. () According to Seven of Nine, a unimatrix was analogous to a family. ()

The subdivision was used to designate groups of Borg drones and regions of space. A drone division could be further broken down into a trimatrix. () The unimatrices of space were broken down into grids. The space inside a grid could be further specified as octants. () The Borg also use the designation Matrix of regions of space. () 

In 2375, Lieutenant Commander Tuvok of the  designed unimatrix shielding used in the multi-spatial probe and the  shuttlecraft. ()

List of unimatrices
Unimatrix Zero
Unimatrix 01
Unimatrix 325, Grid 006
Unimatrix 424, Grid 03
Unimatrix 424, Grid 116
Unimatrix 525
Unimatrix shield

See also
 Borg spatial designations
 Transneural matrix
 Submatrix collapse

de:Unimatrix
Borg
Groups
Cartography
Shield technology
Borg spatial designations