from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Most remote in any direction; outermost or farthest: the extreme edge of the field.
  • adj. Being in or attaining the greatest or highest degree; very intense: extreme pleasure; extreme pain.
  • adj. Extending far beyond the norm: an extreme conservative. See Synonyms at excessive.
  • adj. Of the greatest severity; drastic: took extreme measures to conserve fuel.
  • adj. Biology Characterized by severe, usually oxygen-poor environmental conditions.
  • adj. Biology Having an affinity for such conditions: an extreme microorganism.
  • adj. Sports Very dangerous or difficult: extreme rafting.
  • adj. Sports Participating or tending to participate in a very dangerous or difficult sport: an extreme skier.
  • adj. Archaic Final; last.
  • n. The greatest or utmost degree or point.
  • n. Either of the two things situated at opposite ends of a range: the extremes of boiling and freezing.
  • n. An extreme condition.
  • n. An immoderate, drastic expedient: resorted to extremes in the emergency.
  • n. Mathematics The first or last term of a ratio or a series.
  • n. Mathematics A maximum or minimum value of a function.
  • n. Logic The major or minor term of a syllogism.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Of a place, the most remote, farthest or outermost.
  • adj. In the greatest or highest degree; intense.
  • adj. Excessive, or far beyond the norm.
  • adj. Drastic, or of great severity.
  • adj. Of sports, difficult or dangerous; performed in a hazardous environment.
  • adj. Ultimate, final or last.
  • n. The greatest or utmost point, degree or condition.
  • n. Each of the things at opposite ends of a range or scale.
  • n. A drastic expedient.
  • n. Either of the two numbers at the ends of a proportion, as 1 and 6 in 1:2=3:6.
  • adv. Extremely.

from the GNU version of the Collaborative International Dictionary of English

  • adj. At the utmost point, edge, or border; outermost; utmost; farthest; most remote; at the widest limit.
  • adj. Last; final; conclusive; -- said of time.
  • adj. The best of worst; most urgent; greatest; highest; immoderate; excessive; most violent
  • adj. Radical; ultra.
  • adj. Extended or contracted as much as possible; -- said of intervals
  • n. The utmost point or verge; that part which terminates a body; extremity.
  • n. Utmost limit or degree that is supposable or tolerable; hence, furthest degree; any undue departure from the mean; -- often in the plural: things at an extreme distance from each other, the most widely different states, etc.
  • n. An extreme state or condition; hence, calamity, danger, distress, etc.
  • n. Either of the extreme terms of a syllogism, the middle term being interposed between them.
  • n. The first or the last term of a proportion or series.

from The Century Dictionary and Cyclopedia

  • Outermost; situated at the utmost limit, point, or border; furthest of all; largest or smallest or last: as, the extreme verge or edge of a roof or a precipice; the extreme limit or hour of life.
  • Utmost or greatest in degree; the most, greatest, best, or worst that can exist or be supposed; such as cannot be exceeded: as, extreme pain or grief; extreme joy or pleasure; an extreme case.
  • Exacting or severe to the utmost.
  • In music, superfluous or augmented: thus, the extreme sharp sixth is the augmented sixth.
  • Synonyms Uttermost, most distant, most remote, terminal.
  • Final, ultimate, utter.
  • n. The utmost point or verge of a thing; that part which terminates a body; an extremity; the end or one of the ends, especially of correlated parts, of a body.
  • n. The utmost limit or degree that can be supposed or tolerated; either of two states, qualities, or feelings as different from each other as possible; the highest or the lowest degree: as, the extremes of heat and cold; avoid extremes.
  • n. Extremity; utmost need or distress.
  • n. In logic, the subject or the predicate of a categorical proposition; specifically, the subject or the predicate of the conclusion of a syllogism; either of two terms which are separated in the premises and brought together in the conclusion.
  • n. In mathematics: Either of the first and last terms of a proportion, or of any other related sequence or series of terms: as, when three magnitudes are proportional, the rectangle contained by the extremes is equal to the square of the mean.
  • n. The largest or the smallest of three or more magnitudes.
  • n. Any part of a right-angled or quadrantal spherical triangle other than the part assumed as mean.
  • n. Synonyms See extremity.
  • Extremely; excessively; exceedingly.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. beyond a norm in views or actions
  • adj. of the greatest possible degree or extent or intensity
  • adj. most distant in any direction
  • n. the furthest or highest degree of something
  • adj. far beyond a norm in quantity or amount or degree; to an utmost degree
  • n. the point located farthest from the middle of something


from The American Heritage® Dictionary of the English Language, 4th Edition

Middle English, from Old French, from Latin extrēmus; see eghs in Indo-European roots.

from Wiktionary, Creative Commons Attribution/Share-Alike License

Latin extremus, the superlative of exterus



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