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nounan impure form of quartz consisting of banded chalcedony; used as a gemstone and for making mortars and pestlestype of:
Definition that contains agate
- cutting a part (sometimes a root or leaf or bud) removed from a plant to propagate a new plant through rooting or grafting
- slip a part (sometimes a root or leaf or bud) removed from a plant to propagate a new plant through rooting or grafting
- gregory Italian pope from 1831 to 1846; conservative in politics and theology; worked to propagate Catholicism in England and the United States (1765-1846)
- propagate cause to propagate, as by grafting or layering
- vegetate propagate asexually
- wave front all the points just reached by a wave as it propagates
- ground wave a radio wave propagated on or near the earth's surface
- gravitation wave (physics) a wave that is hypothesized to propagate gravity and to travel at the speed of light
- propagator someone who propagates plants (as under glass)
- solitary wave (physics) a quantum of energy or quasiparticle that can be propagated as a traveling wave in nonlinear systems and is neither preceded nor followed by another such disturbance; does not obey the superposition principle and does not dissipate