SUBDIVIDE
subdivide
(verb) divide into smaller and smaller pieces; “This apartment cannot be subdivided any further!”
subdivide
(verb) form into subdivisions; “The cells subdivided”
Source: WordNet® 3.1
Etymology
Verb
subdivide (third-person singular simple present subdivides, present participle subdividing, simple past and past participle subdivided)
(ambitransitive) To divide into smaller sections.
(real estate) To divide a plot of land into plots for residences; to convert open land into housing.
(ambitransitive) To divide divisions into smaller divisions.
Source: Wiktionary
Sub`di*vide", v. t. [imp. & p. p. Subdivided; p. pr. & vb. n.
Subdividing.] Etym: [L. subdividere, sub under + dividere to divide.
See Divide.]
Definition: To divide the parts of (anything) into more parts; to part into
smaller divisions; to divide again, as what has already been divided.
The progenies of Cham and Japhet swarmed into colonies, and those
colonies were subdivided into many others. Dryden.
Sub`di*vide", v. i.
Definition: To be, or to become, subdivided.
Source: Webster’s Unabridged Dictionary 1913 Edition