umbilical
/ʌmˈbɪ.lɪ.kəl/ adjective, noun
Forms umbilicals
- adjective (anatomy) Of, or relating to, the navel (umbilicus) or the umbilical cord.
- adjective (mathematics) Such that the curvatures of normal sections are all equal to each other.
- noun (astronautics) A cord connecting an astronaut to a spacecraft, or a craft to ground control prior to launch, etc.
Synonyms
Etymology
From Latin umbilicus (“navel”) + -al. By surface analysis, umbilic- + -al.
Webster’s 1913
- adjective Of or pertaining to an umbilicus, or umbilical cord; umbilic.
- adjective Pertaining to the center; central. [R.] De Foe. Umbilical cord.
Etymology [Cf. F. ombilical. See Umbilic, n.]
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “umbilical”, CC BY-SA 4.0. Details