complex catalyst meaning

Noun: catalyst    katlist (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected - accelerator   Something that cau...

[Chemical engineering] "Finely divided plantinum(IV) oxide, made by fusing hexachloroplatinic(IV) acid with NaNO 3 ."

[Chemical engineering] "Introduction of steam to remove hydrocarbons retained on the catalyst, the steam is introduced where the spent catalyst leaves the reactor."

[Medicine] n : an agent that retards a chemical reaction

/zēˈglər katˈə-list/ (chem)   noun   A catalyst which induces specific steric orientation in polymer production    Karl Ziegler (1898–1973), German chemist

Adjective: complex    kóm'pleks Complicated in structure; consisting of interconnected parts "a complex set of variations based on a simple folk melody"; "...

Noun: B complex Originally thought to be a single vitamin but now separated into several B vitamins - B-complex vitamin , vitamin B complex , vitamin B , B vitamin , B Type...

[Defence] See Army base; installation complex; Marine base; naval base; naval or Marine (air) base. See also noncontiguous facility.

Noun: building complex A whole structure (as a building) made up of interconnected or related structures - complex Derived forms: building complexes Type of: construction ...

[Medicine] Anxiety due to fantasied injuries to or loss of the genitals.n : a child's fear or delusion of genital injury at the hands of the parent of the same sex as punishment for unco...