Menisci is the plural of the word 'meniscus' - the shock absorber of the knee.

knee joint showing the meniscus
Each knee has a pair of menisci - one on the medial side (medial meniscus) and one on the lateral side (lateral meniscus).
Synonyms: 
knee cartilages
-

Meniscus tears

Page discussing how the meniscus is injured, and the types of meniscus tear and their consequences

Clearing up confusion about knee cartilage

Video discussing why people mix up the two kinds of tissue referred to as 'cartilage'.

-

CLINICAL PUBLICATIONS

The Basic Science of Human Knee Menisci. Fox AJS, Bedi A and Rodeo SA. Sports Health. 2012 Jul; 4(4): 340–351.


See also -