As nouns the difference between flu and corona
is that flu is influenza while corona is a crown or garland bestowed among the Romans as a reward for distinguished services.
flu
English
(Influenza)
Alternative forms
* 'flu (dated), floo (dated)
Noun
(
en noun)
Influenza.
(informal) Common cold.
Synonyms
* (influenza) grippe, grip
Derived terms
* avian flu
* bird flu
* blue flu
* diplomatic flu
* Spanish flu
* stomach flu
* swine flu
corona
English
Noun
(
wikipedia corona)
A crown or garland bestowed among the Romans as a reward for distinguished services.
(star) The luminous plasma atmosphere of the Sun or other star, extending millions of kilometres into space, most easily seen during a total solar eclipse,
(biology) Any crown-like appendage of a plant or animal.
(electricity) corona discharge
Derived terms
* coronagraph
