n. The successive bowing or bending in different directions of the growing tip of the stem of many plants, especially seen in climbing plants.
the GNU version of the Collaborative International Dictionary of English
n. The successive bowing or bending in different directions of the growing tip of the stems of many plants, especially seen in climbing plants.
The Century Dictionary and Cyclopedia
n. A nodding or inclining round about; specifically, in botany, the continuous motion of some part of a plant, as the apex of the stem, a tendril, etc., in which it describes irregular elliptical or circular figures.
Word Usage
"The changes of position of leaves and of climbing plants, and the sleep of leaves are all brought under this great principle of circumnutation."