Aboriginal meaning
EN
[ˌæb.əˈɹɪd͡ʒ.n̩.l̩] [ˌæb.əˈɹɪd͡ʒ.ɪn.l̩] 
UK EN aboriginal 
- NounPLAboriginalsSUF-al
- An Aboriginal inhabitant of Australia, Aborigine.
- Alternative letter-case form of aboriginal.
- An Aboriginal inhabitant of Australia, Aborigine.
- AdjectiveCOMmore AboriginalSUPmost Aboriginal
- Of or pertaining to Australian Aboriginal peoples, Aborigines, or their language.
- Alternative letter-case form of aboriginal.
- Of or pertaining to Australian Aboriginal peoples, Aborigines, or their language.
- Proper noun
- Any of the native languages spoken by Australian aborigines.
- Any of the native languages spoken by Australian aborigines.
Definition of Aboriginal in English Dictionary
- Part-of-Speech Hierarchy
- Adjectives
- Morphemes
- Suffixes
- Words by suffix
- Words suffixed with -al
- Words suffixed with -al
- Words by suffix
- Suffixes
- Nouns
- Countable nouns
- Proper nouns
- Countable nouns
- Adjectives
Source: Wiktionary
Grammatically, this word "Aboriginal" is an adjective. It's also a morpheme, more specifically, a suffixe. It's also a noun, more specifically, a countable noun and a proper noun.