noun Download 🔗Share A regular three-dimensional object in which every cross-section is a circle; the figure described by the revolution of a circle about its diameter . Examples : "The ball is a perfect sphere. " math figure astronomy ielts Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share A spherical physical object; a globe or ball. Examples : "The children played with a bright red sphere in the park. " physics astronomy math ielts Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share The apparent outer limit of space; the edge of the heavens, imagined as a hollow globe within which celestial bodies appear to be embedded. Examples : "The astronomer pointed to a distant star, saying, "That star is near the sphere of the visible heavens tonight." " astronomy space mythology ielts Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share Any of the concentric hollow transparent globes formerly believed to rotate around the Earth, and which carried the heavenly bodies; there were originally believed to be eight, and later nine and ten; friction between them was thought to cause a harmonious sound (the music of the spheres). Examples : "The ancient Greeks believed the planets moved on spheres, imagined as crystal balls rotating around the Earth. " astronomy mythology music philosophy physics space theology history science ielts Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share An area of activity for a planet; or by extension, an area of influence for a god, hero etc. Examples : "The children's sphere of influence at school extended to the entire playground. " astronomy mythology religion space ielts Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share The region in which something or someone is active; one's province, domain. Examples : "Gardening is my sphere; I'm knowledgeable about all aspects of it. " area range position ielts Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share The set of all points in three-dimensional Euclidean space (or n-dimensional space, in topology) that are a fixed distance from a fixed point . Examples : "The ball in the game of basketball is a sphere. " math physics space ielts Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share The extension of a general conception, or the totality of the individuals or species to which it may be applied. Examples : "The sphere of my grandmother's influence extended beyond her own family to include the entire neighborhood. " philosophy science logic area being ielts Chat with AIVocabulary GamePractice Reading
verb Download 🔗Share To place in a sphere, or among the spheres; to ensphere. Examples : "The teacher tried to sphere the students' different learning styles into a single classroom environment, hoping to foster mutual understanding. " space astronomy ielts Chat with AIVocabulary GamePractice Reading
verb Download 🔗Share To make round or spherical; to perfect. Examples : "The artist painstakingly sphere the clay, trying to perfect the shape of the vase. " appearance figure ielts Chat with AIVocabulary GamePractice Reading
