propagator
propagator Lexical Profile
propagator Game Scores & Validity
• noun
A person or agent that spreads, promotes, or disseminates an idea, belief, practice, or biological organism.
"The printing press quickly became the primary propagator of scientific knowledge across Renaissance Europe."
A covered, often heated container or enclosure designed to maintain warm, humid conditions for germinating seeds or rooting plant cuttings.
"She placed the tomato seedlings inside a heated propagator on the windowsill to speed up germination."
In quantum mechanics and quantum field theory, a mathematical function that specifies the probability amplitude for a particle to travel from one point in spacetime to another.
"The physicist calculated the Feynman propagator to determine how the electron interacted with the electromagnetic field."
• Nearby Words
Word Origin & Etymology
Borrowed from Latin propagator ('one who extends or enlarges'), an agent noun derived from propagare ('to set forward, extend, or breed by layering').