opposite

prep. across from, facing

adv. on or towards an opposite side; contrarily

adj. facing, across from; contrary; reverse; different; antithetical

n. contrast; something contrary

Opposite can mean:Antonym, a word that means the opposite of a worda kind of arrangement of leavesAdditive inverse, in mathematics, taking the negative ("opposite") of a numberOpposite category or dual category, in category theoryIn trigonometry on a right angle triangle, opposite can mean the opposite side, or side not forming the angle being investigated.
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Noun
1. two words that express opposing concepts; "to him the opposite of gay was depressed"
(synonym) antonym, opposite word
(hypernym) word
(hyponym) direct antonym
2. a relation of direct opposition; "we thought Sue was older than Bill but just the reverse was true"
(synonym) reverse, contrary
(hypernym) opposition, oppositeness
3. a contestant that you are matched against
(synonym) opposition, opponent
(hypernym) contestant
4. something inverted in sequence or character or effect; "when the direct approach failed he tried the inverse"
(synonym) inverse
(hypernym) opposition, oppositeness
(hyponym) additive inverse
Adjective
1. being directly across from each other; facing; "And I on the opposite shore will be, ready to ride and spread the alarm"- Longfellow; "we lived on opposite sides of the street"; "at opposite poles"
(similar) other
2. of leaves etc; growing in pairs on either side of a stem; "opposite leaves"
(synonym) paired
(antonym) alternate
(classification) botany, phytology
3. moving or facing away from each other; "looking in opposite directions"; "they went in opposite directions"
(similar) other
4. the other one of a complementary pair; "the opposite sex"; "the two chess kings are set up on squares of opposite colors"
(similar) other
5. altogether different in nature or quality or significance; "the medicine's effect was opposite to that intended"; "it is said that opposite characters make a union happiest"- Charles Reade
(similar) different
6. characterized by opposite extremes; completely opposed; "in diametric contradiction to his claims"; "diametrical (or opposite) points of view"; "opposite meanings"; "extreme and indefensible polar positions"
(synonym) diametric, diametrical, polar
(similar) different
Adverb
1. directly facing each other; "the two photographs lay face-to-face on the table"; "lived all their lives in houses face-to-face across the street"; "they sat opposite at the table"
(synonym) face-to-face

(n.)
That which is opposed or contrary; as, sweetness and its opposite.
  

(n.)
One who opposes; an opponent; an antagonist.
  

(a.)
Set over against each other, but separated by the whole diameter of the stem, as two leaves at the same node.
  

(a.)
Placed over against; standing or situated over against or in front; facing; -- often with to; as, a house opposite to the Exchange.
  

(a.)
Placed directly in front of another part or organ, as a stamen which stands before a petal.
  

(a.)
Extremely different; inconsistent; contrary; repugnant; antagonistic.
  

(a.)
Applied to the other of two things which are entirely different; other; as, the opposite sex; the opposite extreme.
  

nan2 yuan2 bei3 zhe2
South-pointing shafts and north-going tracks.
A contradictory situation resulting in an improper way of doing things and ending in the opposite of what one originally intended. Looking one way and rowing another.