stratum

• Substantif désignant un niveau ou une couche, par exemple une couche parallèle de matière (comme un tissu ou une roche sédimentaire), une classe sociale ou économique de personnes, ou encore une profondeur ou un niveau abstrait d'existence.

A noun referring to a layer or level, such as a parallel layer of material (e.g., tissue or sedimentary rock), a social or economic class of people, or an abstract depth or level of existence.

pluriel irrégulier

1. Layer of materialB2formalscientific

   One of several parallel layers of material arranged one on top of another, such as a layer of tissue or cells in an organism or a layer of sedimentary rock.

   Couche de matière

   • Geologists studied the rock stratum for fossils.
   • The skin consists of multiple strata of cells.
   • Each stratum of sediment tells a story of the past.

   Synonymesbedlaminalayerseamtier

2. Social classB2formal

   A group of people sharing the same social, economic, or educational status.

   couche sociale

   • The upper stratum of society often has more opportunities.
   • Education can help people move between social strata.
   • The study examined different strata of the population.

   Synonymescasteclassgradelevelranksocial class

3. Abstract levelC1formal

   An abstract place or level usually conceived as having depth, such as in thought or culture.

   Couche abstraite

   • The novel explores a deeper stratum of human consciousness.
   • Philosophy delves into the stratum of existence beyond the physical.
   • The artist's work touches a stratum of emotion rarely expressed.

   Synonymesechelonlayerlevelplanetier