Any of various hormones produced by plants that control or regulate germination, growth, metabolism, or other physiological activities. Auxins, cytokinins, gibberellins, and abscisic acid are examples of plant hormones. Also called phytohormone.
[plan-ti-greyd] /ˈplæn tɪˌgreɪd/ adjective 1. walking on the whole sole of the foot, as humans, and bears. noun 2. a plantigrade animal. /ˈplæntɪˌɡreɪd/ adjective 1. walking with the entire sole of the foot touching the ground, as, for example, man and bears noun 2. a plantigrade animal adj. 1831, from French plantigrade “walking on the […]
[plahn-tan] /plɑ̃ˈtɛ̃/ noun 1. Christophe [kree-stawf] /kriˈstɔf/ (Show IPA), c1520–1589, French typographer.
[plant, plahnt] /plænt, plɑnt/ noun 1. any member of the kingdom Plantae, comprising multicellular organisms that typically produce their own food from inorganic matter by the process of photosynthesis and that have more or less rigid cell walls containing cellulose, including vascular plants, mosses, liverworts, and hornworts: some classification schemes may include fungi, algae, bacteria, […]
noun 1. the plants of the world collectively. noun 1. a category of living organisms comprising all plants but excluding the algae, fungi, and bacteria Compare animal kingdom, mineral kingdom One of the five kingdoms of living things. Most plants derive energy from photosynthesis.