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tropism

1

[ troh-piz-uhm ]

noun

Biology.
  1. an orientation of an organism to an external stimulus, as light, especially by growth rather than by movement.


-tropism

2
  1. variant of -tropy.

tropism

1

/ trəʊˈpɪstɪk; ˈtrəʊpɪzəm /

noun

  1. the response of an organism, esp a plant, to an external stimulus by growth in a direction determined by the stimulus
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

-tropism

2

combining form

  1. indicating a tendency to turn or develop in response to a certain stimulus

    phototropism

“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

tropism

/ ٰōĭ′əm /

  1. The growth or movement of a living organism or anatomical structure toward or away from an external stimulus, such as light, heat, or gravity.
  2. See also geotropism
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Derived Forms

  • ˌٰDZ辱ˈپ, adjective
  • tropistic, adjective
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Other yvlog Forms

  • ٰ·辱·· [troh-piz-, mat, -ik], adjective
  • ٰ·辱·پ [troh-, pis, -tik], adjective
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yvlog History and Origins

Origin of tropism1

First recorded in 1895–1900; independent use of -tropism

Origin of tropism2

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yvlog History and Origins

Origin of tropism1

from Greek tropos a turn

Origin of tropism2

from Greek tropos a turn
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Example Sentences

Examples have not been reviewed.

“The lack of efficient lung tropism in previous Omicron lineages contributed to their mild presentation without immediate hospitalization requirements.”

From

We demonstrated a yearning to correct our mistakes and, I think, a tropism toward goodness.

From

Yet the most consistent and powerful sense at Armani shows is of a tropism toward the war years and the images of them that he has retained.

From

We decided to search for viral protein sequences that could be important for tissue tropism.

From

“The president’s psychology is what’s driving so much of this, and it’s alarming because it shows a lack of self-control, a tremendous tropism. . . . He seems to draw psychic energy from creating chaos and disorder.”

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