Fr.: composé aromatique
An organic compound which contains benzene rings in its structure. The simplest is therefore benzene (C6H6). Aromatic compounds have a planar ring of atoms linked by alternate single and double bounds.
Fr.: composé chimique
A substance whose molecules are made up of atoms of at least two different elements.
General: Consisting of two or more substances, ingredients, elements, or parts.
A compound usually constitutes a new and independent entity with regard to its components.
→ composite, → combination.
M.E. compouned, p.p. of compounen, M.Fr. compon-, stem of compondre, from L. componere, → compose.
Candsâxt literally "made of several (elements)," from cand "several, some, any idefinite quantity; how much? how many?" (Mid.Pers. from cand "how many, how much; so many, much;" O.Pers. yāvā "as long as;" Av. yauuant- [adj.] "how great?, how much?, how many?," yauuat [adv.] "as much as, as far as;" cf. Skt. yāvant- "how big, how much;" Gk. heos "as long as, until") + sâxt "formed, made, built," from sâxtan, sâzidan "to make, form, fashion, prepare" (Mid.Pers. sâxtan, sâz- "to form, prepare, build, make;" Proto-Iranian *sac- "to fit, be suitable; to prepare").
Fr.: angle composé
An angle that results from the combination of two other angles. These angles are expressed by → compound angle formulae.
compound angle formula
disul-e zaviye-ye candsâxt
Fr.: formule d'angle composé
One of eight equations that give the → trigonometric functions
of → compound angles.
Fr.: courbe composée
A curve that is made up of a series of successive tangent circular arcs.
Fr.: événement composé
In statistics, an event whose probability of occurrence depends upon the probability of occurrence of two or more independent events.
Fr.: fraction composée
Same as → complex fraction.
Fr.: lentille composée
A lens system consisting of two or more lenses with the same radius used together in order to remove aberrations found in a single lens.
Fr.: noyau composé
A temporary excited state of the atomic nucleus which results from the collision of an incident energetic particle with a target nucleus. Subsequently the nucleus decays by emitting particle(s).
Fr.: nombre composé
A quantity expressed as the sum of two or more quantities of differing units. For example 5 hours and 15 minutes or 4 meters and 20 centimeters. → composite number.
Fr.: proposition composée
A statement formed from simple statements by the use of words such as "and," "or," "not," "implies," or their corresponding symbols.
Fr.: composé de coordination
A chemical compound in which a group of atoms or ions are attached by a coordination bond to a usually metallic central atom or ion.