Definitions for "hyponym"
a word that is more specific (less abstract) than a given word; a term designating a class which is a subtype of the given word; a subcategory; a subtype. Inverse of hypernym; as, "dog" is a hyponym of "mammal", and "mammal" is a hyponym of "vertebrate".
A word whose meaning denotes a subordinate or subclass. Dog is a hyponym of animal. Opposite of hypernym.
In linguistics, a hyponym is a word or phrase whose semantic range is included within that of another word. For example, scarlet, vermilion, carmine, and crimson are all hyponyms of red (their hypernym).
A name not assignable to a definable taxon (by lack of adequate circumscription or type; a genus without species, etc.).
Keywords:  isa, apple, class, fruit, member
a member of a class. ["Apple" is an hyponym of "fruit."] This relationship is known as ISA.
The specific term used to designate a member of a class. is a hyponym of if is a (kind of) .
Keywords:  noun, names
a noun which names a hyponymic, ΒΆ11-4-2.