Dictionary:

scolex

  (skō'lĕks')

The knoblike anterior end of a tapeworm, having suckers or hooklike parts that in the adult stage serve as organs of attachment to the host on which the tapeworm is parasitic.

[New Latin scōlēx, from Greek skōlēx, worm.]

The knoblike anterior end of a tapeworm, having suckers or hooklike parts that in the adult stage serve as organs of attachment to the host.

Pl. scoleces [Gr.] the attachment organ of a tapeworm, generally considered the anterior, or cephalic, end.