lu·pu·lin 
(lpyə-lən)
(lpyə-lən)n.
A yellowish-brown substance obtained from glands at the base of the strobili of the hop plant, containing essential oils and formerly used in medicine as a sedative.
[New Latin lupulus, specific epithet of the hop plant (from diminutive of Latin lupus, wild hop plant, from lupus, wolf (the hop plant perhaps being so called because of its biting bitterness or the resemblance of its bracts to teeth) ; see LUPINE2) + -IN.]
- spearer
- spearfish
- spearfish
- spearfisher
- spearfishing
- spear grass
- spear gun
- spearhead
- spearlike
- spearman
- spearmint
- spearwort
- spec
- spec'er
- special
- special court-martial
- special delivery
- special education
- special effect
- special forces
- special interest
- special-interest
- specialism
- specialist
- specialistic