What does "origanum" mean?

Any herbaceous plant of the genus Origanum

What is a synonym for "origanum"?

Common synonyms include: common oregano, herb, oregano genus, oregano herb.

Pronounced //əˈɹɪɡənəm//.

/əˈɹɪɡənəm/ noun

noun ·Rare ·Advanced level

Noun

1
Any herbaceous plant of the genus Origanum
2
any of various fragrant aromatic herbs of the genus Origanum used as seasonings wordnet

From the genus name. Doublet of oregano.