homogeneous

homogène

Composé de personnes ou de choses semblables, ou présentant les mêmes caractéristiques partout.

En anglais simple : Made up of people or things that are all similar, or the same throughout.

• The mixture should be homogeneous.
• The survey used a fairly homogeneous group of students.
• Their population is less homogeneous than it once was.

Synonymes : uniform, consistent

Contraires : heterogeneous

Expressions courantes : homogeneous group, homogeneous mixture, homogeneous population

homogène

En mathématiques, dont chaque terme non nul a la même somme des exposants des variables.

En anglais simple : Having terms whose powers add up to the same total in every nonzero term.

• This polynomial is homogeneous.
• We studied homogeneous polynomials of degree three.
• Is this expression homogeneous if one term is a constant?

Comment l'utiliser : homogeneous of degree + number (The polynomial is homogeneous of degree two.)

Expressions courantes : homogeneous polynomial, homogeneous quadratic, homogeneous expression

homogène

Qui se trouvent dans le même état physique, par exemple deux liquides.

En anglais simple : In the same physical state, such as both being liquids.

• The liquids formed a homogeneous system.
• In homogeneous catalysis, the catalyst and reactants share one physical state.
• The substances must be homogeneous for this reaction.

Expressions courantes : homogeneous reaction, homogeneous system, homogeneous catalysis