apogeotropism
Americannoun
noun
Other Word Forms
Etymology
Origin of apogeotropism
First recorded in 1875–80; apo- + geotropism
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
As this upward movement occurred with plants kept in the dark and in whatever position the main peduncle was fastened, it could not have been caused by heliotropism or apogeotropism, but by hyponasty.
From The Power of Movement in Plants by Charles Darwin
With respect to apogeotropism, De Vries maintains that it generally comes into play, and of this fact we shall presently advance some indirect evidence.
From The Power of Movement in Plants by Charles Darwin
The benefits derived from geotropism, apogeotropism, and diageotropism, are generally so manifest that they need not be specified.
From The Power of Movement in Plants by Charles Darwin
Another and somewhat old hypocotyl was placed so as to stand at only 31o from the perpendicular, in which position apogeotropism acted on it with little force, and its course accordingly was slightly zigzag.
From The Power of Movement in Plants by Charles Darwin
Some other agency, however, besides apogeotropism, must come into play, either directly or indirectly, in this upward movement.
From The Power of Movement in Plants by Charles Darwin
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