meniscate


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meniscus
anterior view of a knee joint

me·nis·cus

 (mə-nĭs′kəs)
n. pl. me·nis·ci (-nĭs′ī, -kī, -kē) or me·nis·cus·es
1. A crescent-shaped body.
2. A concavo-convex lens.
3. The curved upper surface of a nonturbulent liquid in a container that is concave if the liquid wets the container walls and convex if it does not.
4. A cartilage disk that acts as a cushion between the ends of bones that meet in a joint.

[New Latin, from Greek mēniskos, diminutive of mēnē, moon, month; see mē- in Indo-European roots.]

me·nis′cal (-kəl), me·nis′cate′ (-kăt′), me·nis′coid′ (-koid′), men′is·coi′dal (mĕn′ĭs-koid′l) adj.

meniscate

(mɪˈnɪskeɪt)
adj
resembling a meniscus
References in periodicals archive ?
Because no single specimen preserves both the external longitudinal ornament and the internal meniscate infill, these burrows are assigned to cf.
1984) and Buatois and Mangano (1995, 2004) it is characterized by "horizontal meniscate backfilled traces Scoyenia, Beaconites, Taenidium, produced by feeders, Arthropod trackways such as Umfolozia, Merostomichnites, Diplichnites, Hexapodichnus, Permichnium and Acripes, horizontal trails: Cruziana and Rusophycus with also "simple forms (Planolites and Palaeophycus) sinuous crawling traces (Cochlichnus) and banana-shaped traces (Fuersichnus); vertical burrows are Skolithos, Cylindricum and Macanopsis.
The Scoyenia ichnofacies is emended to consist primarily of bilobate or striate pits and trails, trackways, meniscate burrows, (sparse coverage) simple burrows and, if present, subordinate vertical burrows.