siphoid

Latin sipho (“a siphon”) + -oid.

siphoid (plural siphoids)

1. (dated) A siphon bottle.
   • 1866, Charles Knight, Arts and sciences: or, Fourth division of "The English encyclopedia" (volume 1, page 113)

     Belonging to but detached from this is a vessel called a siphoid, to transfer the aerated liquid to a glass; the siphoid is filled from the large machine, and may then be emptied by glassfuls without any deterioration of quality.

• hispoid