Defn: Placed at the same node with a leaf, but separated from it by the whole diameter of the stem; as, an oppositifolious peduncle.
OPPOSITION
Op`po*si"tion, n. Etym: [F., fr. L. oppositio. See Opposite.]
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. Milton.
3. Repugnance; contrariety of sentiment, interest, or purpose; antipathy. Shak.
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. (Astron.)
Defn: 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 180º; — signified by the symbol as, .
6. (Logic)
Defn: 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.