thigmatropismWiktionary 原文英美构词拆解thigmathigmo-前缀tropismtropism词干thigmo-(biology, botany) related to touching, usually a plant.词源说明From thigmo- + tropism.释义名词noun1(biology) The turning of an organism when in contact with a solid object; stereotropism同族词相关词 1thigmatropic