semilunar fibrocartilage

lat·er·al me·nis·cus

[TA] crescentic intraarticular cartilage of the knee joint attached to the lateral border of the upper articular surface of the tibia, occupying the space surrounding the contacting surfaces of the femur and tibia. Synonym(s): meniscus lateralis [TA], external semilunar fibrocartilage

semilunar fibrocartilage

(1) Lateral meniscus; meniscus lateralis [NA]. 
(2) Medial meniscus; meniscus lateralis [NA].

lat·er·al me·nis·cus

(lat'ĕr-ăl mĕ-nis'kŭs) [TA] Crescentic intraarticular cartilage of the knee joint attached to the lateral border of the upper articular surface of the tibia, occupying the space surrounding the contacting surfaces of the femur and tibia.

me·di·al me·nis·cus

(mē'dē-ăl mĕ-nis'kŭs) [TA] Attached to the medial border of the upper articular surface of the tibia.