TORUS


Meaning of TORUS in English

transcription, транскрипция: [ ˈtȯr-əs ]

noun

( plural to·ri ˈtȯr-ˌī, -ˌē)

Etymology: New Latin, from Latin, protuberance, bulge, torus molding

Date: 1563

1. : a large molding of convex profile commonly occurring as the lowest molding in the base of a column

2. : the thickening of a membrane closing a wood-cell pit (as of gymnosperm tracheids) having the secondary cell wall arched over the pit cavity

3. : a doughnut-shaped surface generated by a circle rotated about an axis in its plane that does not intersect the circle ; broadly : toroid

4. : a smooth rounded anatomical protuberance (as a bony ridge on the skull)

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.