nounπShareAn ancient massive construction with a square or rectangular base and four triangular sides meeting in an apex, such as those built as tombs in Egypt or as bases for temples in Mesoamerica."During our history lesson, we learned that the pharaohs of ancient Egypt were buried inside enormous stone pyramids. "architecturearchaeologyhistoryculturereligionworldChat with AIVocabulary GamePractice Reading
nounπShareA construction in the shape of a pyramid, usually with a square or rectangular base."During our history class, we learned about the famous pyramids in Egypt. "architecturehistoryarchaeologyChat with AIVocabulary GamePractice Reading
nounπShareA solid with triangular lateral faces and a polygonal (often square or rectangular) base."Visiting the Egyptian pyramids was an amazing experience. "architecturearchaeologyhistorybuildingstructuremathChat with AIVocabulary GamePractice Reading
nounπShareA medullary pyramid, the medial-most bumps on the ventral side of the medulla oblongata"During the neuroanatomy lab, the students carefully identified the pyramids on the ventral surface of the dissected brainstem. "anatomyphysiologyorganbodyChat with AIVocabulary GamePractice Reading
nounπShareThe game of pool in which the balls are placed in the form of a triangle at spot."We decided to play pyramids after our regular game of eight-ball. "gamesportChat with AIVocabulary GamePractice Reading
nounπShareA pyramid scheme."The company's rapid growth and focus on recruiting new members instead of selling products suggested it was operating a pyramid scheme. "businesseconomyChat with AIVocabulary GamePractice Reading
nounπShareAlternative letter-case form of Pyramid. (a solitaire card game)"During my lunch break, I often play pyramids on my phone to relax. "gameChat with AIVocabulary GamePractice Reading
nounπShareThe triangular layout of cards in the game of Pyramid."Build your pyramid with all cards face down, except the cards in the bottom row."gameChat with AIVocabulary GamePractice Reading
nounπShareAn approximately triangular headline consisting of several centered lines of text of increasing length."The newspaper used pyramids for the headlines in the classified ads to save space and catch the reader's eye. "mediawritingChat with AIVocabulary GamePractice Reading
verbπShareTo build up or be arranged in the form of a pyramid."The student pyramided the books on the shelf, stacking them one on top of the other to create a neat, tall display. "architecturebuildingChat with AIVocabulary GamePractice Reading
verbπShareTo combine (a series of genes) into a single genotype."To create disease-resistant plants, scientists pyramid genes for immunity from different varieties into a single strain. "biologyChat with AIVocabulary GamePractice Reading
verbπShareTo employ, or take part in, a pyramid scheme.""The company was shut down after authorities discovered it was pyramiding, requiring new recruits to pay existing members instead of selling actual products." "businesseconomyfinanceorganizationChat with AIVocabulary GamePractice Reading
verbπShareTo engage in pyramid trading."The company was shut down after investigators discovered they were pyramiding by recruiting new distributors instead of selling actual products. "businesseconomyfinanceChat with AIVocabulary GamePractice Reading
nounπShareThe game of pyramid pool."We played pyramids after lunch, and I almost won! "gameChat with AIVocabulary GamePractice Reading