phototropism

== English == === Alternative forms === phototrophism === Etymology === From photo- +‎ -tropism. === Pronunciation === === Noun === phototropism (countable and uncountable, plural phototropisms) (biology) The movement of a plant towards or away from light. ==== Antonyms ==== scototropism, skototropism ==== Related terms ==== phototropic phototropistic ==== Translations ====