Phrases starting with the letter: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Previous word: thigmotaxis
Next word: thill
Definition of: thigmotropism
(thig·mot′rə·piz′əm) noun Biol.
Involuntary response to mechanical stimulation of any kind, as displayed by many insects and by the tendrils, leaves, etc., of certain plants. [<Gk. thigma touch + TROPISM]
—thig·mo·trop·ic (thig′mə·trop′ik) adjective
Comment about this word, ask questions, or add new information about this topic: