unabridged

As a noun book

is book.

As an adjective unabridged is

(of a book or document) not abridged, shortened, expurgated or condensed; complete.

As adjectives the difference between comprehensive and unabridged

is that comprehensive is broadly or completely covering; including a large proportion of something while unabridged is not abridged, shortened, expurgated or condensed; complete.

As a noun comprehensive

is a comprehensive school.

As adjectives the difference between unabridged and bridged

is that unabridged is not abridged, shortened, expurgated or condensed; complete while bridged is equipped with a bridge (in many contexts.

As a verb bridged is

past tense of bridge.

As a noun encyclopedia

is a comprehensive reference work (often spanning several printed volumes) with in-depth articles (usually arranged in alphabetical order, or sometimes arranged by category) on a range of subjects, sometimes general, sometimes limited to a particular field.

As an adjective unabridged is

(of a book or document) not abridged, shortened, expurgated or condensed; complete.

As adjectives the difference between unabridged and unshortened

is that unabridged is not abridged, shortened, expurgated or condensed; complete while unshortened is not shortened, of the same length.

As a verb unshortened is

past tense of unshorten.

As adjectives the difference between unabridged and unbridged

is that unabridged is not abridged, shortened, expurgated or condensed; complete while unbridged is that has not been bridged.

As a noun taxonomy

is the science or the technique used to make a classification.

As an adjective unabridged is

not abridged, shortened, expurgated or condensed; complete.