Word.ws English Dictionary

outermost

/ˈaʊtɚmoʊst/

outermost is the superlative form of outer.

Meaning of outer

Adjective

outer (comparative (rare) outermore, superlative outermost or outmost)

  1. Outside; external.
  2. Farther from the centre of the inside.
    • Nanny Broome was looking up at the outer wall. Just under the ceiling there were three lunette windows, heavily barred and blacked out in the normal way by centuries of grime. Their bases were on a level with the pavement outside, a narrow way which was several feet lower than the road behind the...1963, Margery Allingham, chapter 14, in The China Governess: A Mystery, London: Chatto & Windus, →OCLC

See all 12 meanings of outer

Noun

outermost (plural outermosts)

  1. That which is outermost.
    • Observe, the Analytical course is from outermosts to innermosts, from effects to causes […]1845, C. P. Bronson, Elocution, Or, Mental and Vocal Philosophy

Synonyms of outermost

Antonyms

Forms of outermost

Adjective
alternative formoutmost
Noun
pluraloutermosts

Origin of outermost

From Middle English uttermost, uttirmest, uttermast, outemast, alteration (due to Middle English outre (“outer”)) of Old English ūtemest, ȳtemest (“outermost”), equivalent to outer + -most. Doublet of uttermost.

Questions about outermost

What does outermost mean?
Outermost means that which is outermost.
What is outermost the superlative form of?
Outermost is the superlative form of outer.
What part of speech is outermost?
Outermost is a noun.
How do you pronounce outermost?
Outermost is pronounced /ˈaʊtɚmoʊst/ (US).
What is the plural of outermost?
The plural of outermost is outermosts.

Words near outermost in the dictionary

  1. outergarments
  2. outering
  3. outerings
  4. outerly
  5. outermore
  6. outermost
  7. outermosts
  8. outerness
  9. outerplanar
  10. outerplanarity
  11. outers

Source and license

Adapted from Wiktionary: outermost (page history and authors); outer (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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