additional meaning
EN
[əˈdɪʃənəl] 
US - NounPLadditionalsSUF-al
- Adjective
- Supplemental or added to something.
- Nevertheless, it is clear that the global energy demand for air-conditioning will grow substantially as nations become more affluent, [ …] . This trend will put additional strain not only on global energy resources but also on the environmental prospects of a warming planet.
- Supplemental or added to something.
- More Examples
- Used in the Middle of Sentence
- During this process it is possible that additional mutations occur in one of the transformed cells, which then may result in a subclone of cells with a more aggressive behavior.
- Cells were retransfected with or without poly (I:C) (1.0 μg) for an additional 12 h.
- With regard to elucidating the antithrombogenicity of the endothelial cells, we performed additional staining with anti-thrombomodulin and anti-tissue factor.
- Used in the Beginning of Sentence
- Additional control (sham) and postischemia groups received SAA+ cells.
- Additional diversity was recovered within the rbc spacer, where variations in the repeat number of a pentanucleotide microsatellite distinguished the haplotypes B1, B2 and B5 (Fig 3b ).
- Used in the Middle of Sentence
Definition of additional in English Dictionary
- Part-of-Speech Hierarchy
- Adjectives
- Uncomparable adjectives
- Uncomparable adjectives
- Morphemes
- Suffixes
- Words by suffix
- Words suffixed with -al
- Words suffixed with -al
- Words by suffix
- Suffixes
- Nouns
- Countable nouns
- Countable nouns
- Adjectives
Source: Wiktionary
Grammatically, this word "additional" is an adjective, more specifically, an uncomparable adjective. It's also a morpheme, more specifically, a suffixe. It's also a noun, more specifically, a countable noun.