For the unrelated evergreen flowering plant, see ti plant. Camellia sinensis is a species of evergreen shrub or small tree whose leaves and leaf buds are used to produce tea. It is of the genus Camellia (Chinese: è¶è±; pinyin: ChahuÄ, chÃ¡huÄ: literally tea) flower of flowering plants in the Family. theaceaeamellia Sinensis is an evergreen shrub or small tree that is usually trimmed to below 2 m (6.6 ft) when cultivated for its leaves. It has a strong taproot. The flowers are yellow-white, 2.5â4 cm (0.98â1.57 in) in diameter, with 7 to 8 petals.
Definition of psychology. plural. psychologies. 1 : the science of mind and behavior. 2a : the mental or behavioral characteristics of an individual or groupb : the study of mind and behavior in relation to a particular field of knowledge or activity. 3 : a theory or system of psychology Freudian psychology the psychology of Jung.
Psychology is best defined as the scientific study of behavior in humans and animals.. Behavior is what people and animals do: e.g., what a person says about last night's dream, and how long it takes a rat to run a maze.lmost a hundred years ago, John Watson decided that psychology should be a science: not just a vague and introspective reflection on our own thoughts and feelings. Watson urged that psychology be defined as the scientific study of behavior.