The process by which a region is divided into relatively distinct, nearly horizontal, layers. Sedimentary rock often consists of various strata because the rock was laid at different times when different materials were being deposited. Lakes and oceans...

// (pl. strata //) n. 1. In Relational Grammar, any one of the several levels of organization typically postulated as forming part of the syntactic structure of a sentence. 2. More generally, in any theory of grammar in which the structure of a...

1 Level of classification whose elements define the elements of the next highest level. For example, morphophonemes are defined by phonemes. 2 In S.M.Lamb’s stratificational grammar, structural levels which are ordered hierarchically and have a...

n. (pl. strata 1. Any one of the planes of representation recognized in Stratificational phonology. 2. [rare] See level (sense...

In geology and related fields, a stratum (plural: strata) is a layer of rock or soil with internally consistent characteristics that distinguishes it from contiguous layers. Each layer is generally one of a number of parallel layers that lie one upon...

Comparative study singles out night firming product San Francisco -A novel night firming product containing niacinamide, dexpanthenol, tocopherol acetate, and hydrolyzed wheat protein strengthens the stratum corneum better than nine other commercial firming and moisturizing products, according to transepidermal water loss studies performed...

ABSTRACT The stratum corneum (SC) is the differentiated end product of the mammalian epidermis. It is vital to constancy of the milieu interieur (the environment within) because it prevents water loss and the penetration by potentially toxic xenobiotics, damaging radiation, and pathogenic microbes....

Their cheeks glow red for no apparent reason, the condition comes and goes and can worsen over time. It is almost like acne, but generally affects people age 30 to 60.Researchers now believe they have found a key mechanism that drives rosacea, a possible clue...

Their cheeks glow red for no apparent reason, the condition comes and goes and can worsen over time. It is almost like acne, but generally affects people age 30 to 60.Researchers now believe they have found a key mechanism that drives rosacea, a possible clue...