noun🔗ShareHipocótiloIn plants with seeds, that portion of the embryo or seedling between the root and cotyledons."The young bean plant's hypocotyl arched upwards, pulling the cotyledons out of the soil and into the sunlight. "El hipocótilo de la joven planta de frijol se arqueó hacia arriba, sacando los cotiledones del suelo y hacia la luz solar.plantbiologyseedpartstructurevegetablenaturescienceChat with AIVocabulary GamePractice Reading