containing meaning
EN
[kənˈteɪnɪŋ] 
US - NounPLcontainingsPREcon-SUF-ing
- (in the plural) contents.
- (in the plural) contents.
- Verb
- present participle of contain.
- Similar studies of rats have employed four different intracranial resorbable, slow sustained release systems— […]. Such a slow-release device containing angiogenic factors could be placed on the pia mater covering the cerebral cortex and tested in persons with senile dementia in long term studies.
- present participle of contain.
- More Examples
- Used in the Middle of Sentence
- If abortion occurs even later, as in the cultivar 'Chaouch,' normal-size fruit develop containing hard empty seeds.
- It, however, differs in its secondary chemistry, containing aotearone but lacking capistratone or lacking xanthones altogether (specimen 5).
- Many of the genomes containing bactofilin genes have multiple paralogous copies, which can be organized in an operon-like structure, or can be present at distinct genomic sites.
- Used in the Middle of Sentence
Definition of containing in English Dictionary
- Part-of-Speech Hierarchy
- Nouns
- Countable nouns
- Countable nouns
- Verbs
- Verb forms
- Participles
- Present participles
- Present participles
- Participles
- Verb forms
- Nouns
- en containings
Source: Wiktionary
Grammatically, this word "containing" is a noun, more specifically, a countable noun. It's also a verb, more specifically, a verb form.