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
- The vertical axis lists strains containing CRISPR spacers that target a bifibacterial prophage sequence.
- The wall behind the cubbies is made of wheatboard, an environmentally friendly equivalent of plywood containing processed wheat.
- Manganism has been known about since the 19th century, when miners exposed to ores containing manganese, a silvery metal, began to totter, slur their speech and behave like someone inebriated.
- 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.