echinology
noun
ech·i·nol·o·gy
ˌekəˈnäləjē
plural -es
: a branch of zoology that deals with echinoderms
Word History
Etymology
echin- + -logy
- back-set bed
- back-strapped
- back-tan
- back-tanning
- back-titrate
- back-titration
- back-to-back
- back-to-backs
- back-to-work
- back/paint oneself into a corner
- backache
- backache brake
- backaches
- backaching
- backassward
- backasswards
- backbackiri
- backband
- backbands
- backbar
- backbars
- backbearing
- backbeat
- backbeats
- backbench