propagation
part of speech
noun (propagation — uncountable)
meaning for a pupil
1) (science) Propagation is growing new plants from a parent plant, from seeds, cuttings or bulbs. tree →
2) (science) Propagation is the spreading of something, such as sound, light or waves, from one place to another. tree →
3) (formal) Propagation is spreading ideas or beliefs. tree →
sense in the lessons
In science and gardening lessons pupils propagate plants from cuttings. In physics lessons: sound propagation through air, water and solids. In formal language it is about spreading news or ideas. Phrases: «plant propagation», «propagation of sound».
examples
- Plant propagation from cuttings is easy with mint. tree →
- Sound propagation is faster in water than in air. tree →
- We studied the propagation of light. tree →
- The gardener showed us propagation by seeds. tree →
- The propagation of rumours can hurt people. tree →
- Strawberries spread by natural propagation through runners. tree →
- Propagation needs warmth and water. tree →
- Waves show propagation of energy. tree →
note
Formal or scientific word. Verb: propagate. In science: sound travels about 340 metres per second in air, faster in water and faster still in steel.
Trees and pragmatics
Every meaning and example of «propagation» parsed by Mova, each sentence with its dependency tree and frames.