1. That cannot be divided; not separable.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• yndividable,
• hndividable,
• jndividable,
• individable,
• 8ndividable,
• 7ndividable,
• ubdividable,
• umdividable,
• ujdividable,
• uhdividable,
• unsividable,
• unxividable,
• uncividable,
• unduvidable,
• undibidable,
• undivisable,
• undivideable,
• undevidable,
• undevideable,
• undeviddable

• unadvisable,
• unadvised,
• unadaptable,
• undivided,
• unadoptable,
• unmodified,
• unmodifiable.

The adjective form of "undividable" is "indivisible".

The plural form of "undividable" is "undividables".

The singular form of the word "undividable" is "undividable". It is already in its singular form and does not change.