immunosenescence
The gradual deterioration of the immune system caused by the ageing processThe gradual deterioration of the immune system caused by the ageing process.
Meaning
1 senses(uncountable)The gradual deterioration of the immune system caused by the ageing process.
Origin
From immuno- + senescence.From immuno- + senescence.
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Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable