noun, noun which may take the genitive case particle 'no'
many kinds; many types; a wide variety
Used as a noun or with の to modify another noun, indicating diversity or multiplicity of kinds. Often appears in compounds like 多種多様.
This shop has a wide variety of wines.
A diverse range of opinions was expressed.
This store handles many kinds of products.
We collected materials spanning a wide variety of kinds.
多種 describes something available in many different kinds, whereas 単一 describes something that comes in only one, uniform kind.
多種 refers to variety in kind or type, while 多数 refers to a large number or quantity of things, regardless of their type.
Compound of 多 (many) and 種 (kind, type). The reading たしゅ is the on'yomi for both characters.