propagation
UK/.prɒpә'geiʃәn/US
GREB1
Definitions
n.
The spreading of something, such as ideas or information.
（思想、信息等的）传播，扩散。
n.
The breeding or multiplying of plants and animals.
（动植物的）繁殖，培育。
n.
The travel of a wave or signal through a medium.
（波或信号的）传导，传播。
Root Breakdown
Root-derivedpropagatebefore
+
-ionfasten, fix, plant, propagate
=propagation
propagate + -ion (act of) = the spreading itself. It inherits propagate's three domains: spreading ideas, breeding organisms, and the travel of waves/signals.
Common Collocations
- 1.wave propagation波的传导
- 2.vegetative propagation营养繁殖
- 3.propagation of ideas思想传播
- 4.signal propagation信号传播
Example Sentences
- 1.
The propagation of false news online is hard to stop.
- 2.
Vegetative propagation produces plants identical to the parent.
- 3.
Engineers studied the propagation of the radio signal.