I. ˈ ̷ ̷əˌnȯid, ˈ ̷ ̷ ə nˌȯid noun
( -s )
Etymology: Latin catena + English -oid
: the surface described by the rotation of a catenary about its axis
II. adjective
Etymology: Latin catena + English -oid
: chain-shaped : filiform — used especially of the colonies of certain protozoans