| 单词 | concavity |
| 释义 | concavity (once / 22730 pages) n WORD FAMILY concavity: concavities+/concave: biconcave, concavely, concaveness, concavity USAGE EXAMPLESShe’s emaciated; we can tell that by the concavity of her bottom shell.” Washington Times(Jan 11, 2016) Even before smartphones, feature phones were colloquially known as soapbars because they all adhered to the concavity of the human palm. The Verge(Mar 31, 2015) The concavity in the center of the bed is rectified by sleeping on a folded-up towel, and so forth. Barbara Ehrenreich, Nickel and Dimed: On (Not) Getting...(2001) 1n the property possessed by a concave shape Syn|Hypo|Hyper concaveness hollowness the property of having a sunken area configuration, conformation, contour, form, shape any spatial attributes (especially as defined by outline) 2n a shape that curves or bends inward Syn|Hypo|Hyper concave shape, incurvation, incurvature dome a concave shape whose distinguishing characteristic is that the concavity faces downward fossa, pita concavity in a surface (especially an anatomical depression) corner, niche, recess, recessiona small concavity bowl, trougha concave shape with an open top pocket, scoopa hollow concave shape made by removing something depression, impression, imprinta concavity in a surface produced by pressing cupany cup-shaped concavity indentation, indenturea concave cut into a surface or edge (as in a coastline) notcha V-shaped or U-shaped indentation carved or scratched into a surface glenoid cavity, glenoid fossathe concavity in the head of the scapula that receives the head of the humerus to form the shoulder joint glenoid fossa, mandibular fossaa deep concavity in the temporal bone at the root of the zygomatic arch that receives the condyle of the mandible epigastric fossa, pit of the stomacha slight depression in the midline just below the sternum (where a blow can affect the solar plexus) dimplea small natural hollow in the cheek or chin pharyngeal recessa small recess in the wall of the pharynx channel, groovea long narrow furrow cut either by a natural process (such as erosion) or by a tool (as e.g. a groove in a phonograph record) dimpleany slight depression in a surface dipa depression in an otherwise level surface dent, incision, prick, scratch, slita depression scratched or carved into a surface notcha V-shaped indentation droop, saga shape that sags crease, crinkle, furrow, line, seam, wrinklea slight depression in the smoothness of a surface chap, crack, cranny, crevice, fissurea long narrow depression in a surface clefta split or indentation in something (as the palate or chin) solid a three-dimensional shape |
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