HAZELNUT
hazelnut, filbert, cobnut, cob
(noun) nut of any of several trees of the genus Corylus
hazelnut, hazel, hazelnut tree
(noun) any of several shrubs or small trees of the genus Corylus bearing edible nuts enclosed in a leafy husk
Source: WordNet® 3.1
Etymology
Noun
hazelnut (plural hazelnuts)
The fruit of the hazel tree.
Synonyms
• cob, cobnut (usually the common hazel (Corylus avellana) which grows in the UK and Europe); filbert (usually the American hazel (Corylus americana or Corylus maxima) which is common in Oregon.)
Source: Wiktionary
Ha"zel*nut`, n. Etym: [AS. hæselhnutu.]
Definition: The nut of the hazel. Shak.
Source: Webster’s Unabridged Dictionary 1913 Edition