cilantro vs herb

cilantro and herb both are nouns.

Word	Noun	Adjective	Verb	Adverb
cilantro	Yes	No	No	No
herb	Yes	No	No	No

As nouns, herb is a hypernym of cilantro; that is, herb is a word with a broader meaning than cilantro:

As nouns, herb is a hypernym of cilantro; that is, herb is a word with a broader meaning than cilantro:

cilantro: Old World herb with aromatic leaves and seed resembling parsley
herb: a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests

Other hypernyms of cilantro include herbaceous plant.

cilantro (noun)	herb (noun)
parsley-like herb used as seasoning or garnish	aromatic potherb used in cookery for its savory qualities
Old World herb with aromatic leaves and seed resembling parsley	a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests