单词 | abacus |
释义 | abacus[ ab-uh-kuhs, uh-bak-uhs ] / ˈæb ə kəs, əˈbæk əs / SEE SYNONYMS FOR abacus ON THESAURUS.COM noun, plural ab·a·cus·es, ab·a·ci [ab-uh-sahy, -kahy, uh-bak-ahy]. /ˈæb əˌsaɪ, -ˌkaɪ, əˈbæk aɪ/.a device for making arithmetic calculations, consisting of a frame set with rods on which balls or beads are moved. Architecture. a slab forming the top of the capital of a column. Origin of abacus1350–1400; Middle English <Latin: board, counting board, re-formed <Greek ábax Words nearby abacusaback, Abaco, abacterial, abactinal, abaculus, abacus, Abadan, Abaddon, Abadie's sign of exophthalmic goiter, Abadie's sign of tabes dorsalis, A bad penny always turns up Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for abacusBritish Dictionary definitions for abacusabacus / (ˈæbəkəs) / noun plural -ci (-ˌsaɪ) or -cusesa counting device that consists of a frame holding rods on which a specific number of beads are free to move. Each rod designates a given denomination, such as units, tens, hundreds, etc, in the decimal system, and each bead represents a digit or a specific number of digits architect the flat upper part of the capital of a column Word Origin for abacusC16: from Latin, from Greek abax board covered with sand for tracing calculations, from Hebrew ābhāq dust Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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