different meaning
EN
[ˈdɪf.əɹ.ənt] [ˈdɪf.ɹənt] 
US WDifferent
- Not to be confused with diffident.
- Different may refer to:
- The quality of not being the same as another thing, being distinct. See difference (disambiguation)
FR différent 
- NounPLdifferentsSUF-ent
- (mathematics) The different ideal.
- (mathematics) The different ideal.
- AdjectiveCOMmore differentSUPmost different
- Not the same; exhibiting a difference.
- At Elizabeth-Jane mentioning how greatly Lucetta had been jeopardized, he exhibited an agitation different in kind no less than in intensity from any she had seen in him before.
- Various, assorted, diverse.
- Distinct, separate; used for emphasis after numbers and other determiners of quantity.
- Similar studies of rats have employed four different intracranial resorbable, slow sustained release systems—surgical foam, a thermal gel depot, a microcapsule or biodegradable polymer beads.
- Unlike most others; unusual.
- Not the same; exhibiting a difference.
- More Examples
- Used in the Middle of Sentence
- The only problem is that the best egg toppers, which are different from egg cutters, are an investment — the Inox professional egg topper is $55 at surlatable.com .
- The SbASR-1 protein belongs to Group 7 LEA protein family with different amino acid composition compared to their glycophytic homologs.
- Cancer is a complex multigenetic disease, and different genetic backgrounds may contribute to the discrepancy.
- Used in the Beginning of Sentence
- Different studies point to xanthochymol and formononetin as showing activity against tumoral cells.
- Used in the Middle of Sentence
Definition of different in English Dictionary
- Part-of-Speech Hierarchy
- Adjectives
- Nouns
- Countable nouns
- Countable nouns
- Adjectives
Source: Wiktionary
Grammatically, this word "different" is an adjective. It's also a noun, more specifically, a countable noun.