| opposer muscle of thumb | <anatomy, muscle> Origin, ridge of trapezium and flexor retinaculum; insertion, anterior surface of the full length of the shaft of the first metacarpal bone; action, acts at carpometacarpal joint to "cup" palm, enabling one to oppose thumb to other fingers; nerve supply, median. Synonym: musculus opponens pollicis, opposer muscle of thumb. (05 Mar 2000) |
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| opposite | 1. Placed over against; standing or situated over against or in front; facing; often with to; as, a house opposite to the Exchange. 2. Applied to the other of two things which are entirely different; other; as, the opposite sex; the opposite extreme. 3. Extremely different; inconsistent; contrary; repugnant; antagonistic. "Novels, by which the reader is misled into another sort of pieasure opposite to that which is designed in an epic poem." (Dryden) "Particles of speech have divers, and sometimes almost opposite, significations." (Locke) 4. <botany> Set over against each other, but separated by the whole diameter of the stem, as two leaves at the same node. Placed directly in front of another part or organ, as a stamen which stands before a petal. Origin: F, fr. L. Oppositus, p. P. Of opponere. See Opponent. Source: Websters Dictionary (01 Mar 1998) |
| oppositifolious | <botany> Placed at the same node with a leaf, but separated from it by the whole diameter of the stem; as, an oppositifolious peduncle. See: Opposite, Folious. Source: Websters Dictionary (01 Mar 1998) |
| opposition | 1. The act of opposing; an attempt to check, restrain, or defeat; resistance. "The counterpoise of so great an opposition." (Shak) "Virtue which breaks through all opposition." (Milton) 2. The state of being placed over against; situation so as to front something else. 3. Repugnance; contrariety of sentiment, interest, or purpose; antipathy. 4. That which opposes; an obstacle; specifically, the aggregate of persons or things opposing; hence, in politics and parliamentary practice, the party opposed to the party in power. 5. <astronomy> The situation of a heavenly body with respect to another when in the part of the heavens directly opposite to it; especially, the position of a planet or satellite when its longitude differs from that of the sun 180 deg; signified by the symbol; as, <Jupiter/ <Sun/, opposition of Jupiter to the sun. 6. <logic> The relation between two propositions when, having the same subject and predicate, they differ in quantity, or in quality, or in both; or between two propositions which have the same matter but a different form. Origin: F, fr. L. Oppositio. See Opposite. Source: Websters Dictionary (01 Mar 1998) |
| oppositional disorder | A mental disorder of childhood or adolescence marked by a pattern of disobedient, negativistic, and provocative opposition to authority figures. (05 Mar 2000) |
| oppositipetalous | <botany> Placed in front of a petal. See: Opposite, and Petal. Source: Websters Dictionary (01 Mar 1998) |
| oppositisepalous | <botany> Placed in front of a sepal. See: Opposite, and Sepal. Source: Websters Dictionary (01 Mar 1998) |
| opposure | Bringing together of tissue during suturing. (05 Mar 2000) |
| oppress | 1. To impose excessive burdens upon; to overload; hence, to treat with unjust rigor or with cruelty. "For thee, oppressed king, am I cast down." (Shak) "Behold the kings of the earth; how they oppress Thy chosen !" (Milton) 2. To ravish; to violate. 3. To put down; to crush out; to suppress. "The mutiny he there hastes to oppress." (Shak) 4. To produce a sensation of weight in (some part of the body); as, my lungs are oppressed by the damp air; excess of food oppresses the stomach. Origin: F. Oppresser, LL. Oppressare, fr. L. Oppressus, p. P. Of opprimere; ob (see Ob-) + premere to press. See Press. Source: Websters Dictionary (01 Mar 1998) |
| oppressure | Oppression. Source: Websters Dictionary (01 Mar 1998) |
| opposition |
A position where the two kings are on the same rank, file, or diagonal with an odd number of squares separating them. If there is only one square inbetween both Kings, this is direct opposition. If there are three to five squares seperating the Kings, this is distant opposition. A player "has the opposition" if the Kings are in direct opposition and the opponent must move, thereby allowing the player to advance his King.
출처: www.geocities.com/allentownchess/terms.html
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| opportunistic infection |
infection by organisms that would be harmless to a healthy person, but cause infection in those with a weakened immune system (for example, persons with AIDS or chemotherapy patients)
출처: www.american-depot.com/services/resources_gl_o.asp
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| opposition |
(a) Occurs when the Earth comes directly between that planet and the Sun; it can thus only happen in relation to the superior planets and the asteroids. (b) A configuration of the Sun, Earth and a planet in which the apparent geocentric longitude of the planet differs by 180 degrees from the apparent geocentric longitude of the Sun.
출처: www.angelfire.com/stars5/astroinfo/gloss/o.html
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| opportunistic |
capable of rapidly occupying newly available space
출처: gmbis.marinebiodiversity.ca/BayOfFundy/glossMA.htm...
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| opportunistic |
taking advantage of what is available; the red fox is an opportunistic feeder because eats what is available from a variety of sources
출처: www.kentuckyawake.org/templates/glossary/
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| OPP | any infection caused by a microorganism that does not normally cause disease in humans |
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| OPP | a possibility due to a favorable combination of circumstances |
| OPP | cost in terms of foregone alternatives |
| OPP | capable of being placed opposite to something |
| OPP | be against |
| OPP | be resistant to |
| OPP | set into opposition or rivalry |
| OPP | fight against or resist strongly |
| OPP | act against or in opposition to |
| OPP | place in opposition: can also be used in an abstract sense |
| OPP | being in opposition or having an opponent |
| OPP | in opposition to (a policy or attitude etc.) |