encyclopedia

As a letter s

is the letter s with a.

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 nouns the difference between encyclopedia and concubinage

is that 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 while concubinage is the state of cohabiting or living together as man and wife while not married.

As nouns the difference between panda and encyclopedia

is that panda is panda (ailuropoda melanoleuca ) while 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 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 false is

(label) one of two states of a boolean variable; logic.

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 undefined is

lacking a definition or value.

As nouns the difference between factbook and encyclopedia

is that factbook is a book of facts while 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 a proper noun tome

is thomas (given name).

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 nouns the difference between encyclopedia and null

is that 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 while null is zero, nil; the cardinal number before einn.

As nouns the difference between encyclopedia and brochure

is that 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 while brochure is a booklet of printed informational matter, like a pamphlet, often for promotional purposes.

As nouns the difference between encyclopedia and manual

is that 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 while manual is manual (booklet).