nastic movement — Non directional movement of part of a plant in response to external stimulus. The tips of growing shoots of plants that twine around supports show nastic movement. See epinasty … Dictionary of molecular biology
nastic — adjective Relates to the response of a plant to a stimulus that does not depend on the location of the stimulus. Many flowers close themselves at night, this nastic movement is in reponse to the brightness of the sky … Wiktionary
nastic — [nas′tik] adj. [< Gr nastos, pressed close < nassein, to press, squeeze close + IC] designating, of, or exhibiting movement or change in position of a plant or its parts, as in the opening and closing of flowers, in response to a stimulus… … English World dictionary
Nastic movements — For the Spanish football team, see Gimnàstic de Tarragona. Photonastic movement of Oxalis triangularis in response to light. At lowered light levels the leaves fold down; timelapse recorded at 750x actual speed and covering a 1.5 hr period of… … Wikipedia
nastic — adjective Etymology: Greek nastos close pressed, from nassein to press Date: 1908 of, relating to, or constituting a movement of a plant part caused by disproportionate growth or increase of turgor in one surface … New Collegiate Dictionary
nastic — [ nastɪk] adjective Botany (of the movement of plant parts) caused by an external stimulus but unaffected in direction by it. Origin early 20th cent.: from Gk nastos squeezed together + ic … English new terms dictionary
nastic — nas•tic [[t]ˈnæs tɪk[/t]] adj. bot of or pertaining to movement in a plant part in response to cellular changes in growth or pressure • Etymology: 1900–10; < Gk nast(ós) pressed close, stamped down (v. adj. of nássein to press) … From formal English to slang
nastic — adj. Bot. (of the movement of plant parts) not determined by an external stimulus. Etymology: Gk nastos squeezed together f. nasso to press … Useful english dictionary
Rapid plant movement — encompasses movement in plant structures occurring over a very short period of time, usually under one second. For example, the Venus Flytrap closes its trap in about 100 milliseconds. [Forterre, Y., J.M. Skotheim, J. Dumais L. Mahadevan 2005.… … Wikipedia
Plant physiology — is a subdiscipline of botany concerned with the function, or physiology, of plants.Salisbury, Frank B. Cleon W. Ross, 1992. Plant physiology , 4th ed. (Belmont, California: Wadsworth Publishing). ISBN 0 534 15162 0] Closely related fields include … Wikipedia
