(chemistry, in combination) Two atoms of chlorine in a molecule / (chemistry) molecular chlorine, Cl₂

plural of dichloride

(inorganic chemistry) A dark red fuming liquid whose solid form has the structure [ClO₂]⁺[ClO₄]⁻; it is made by the action of ozone on chlorine dioxide and is diamagnetic and a strong oxidizing agent.

(botany) A branching in which the main axis appears to divide dichotomously at the apex but is in reality suppressed, the growth being continued by lateral branches (as in the dichasium).

(organic chemistry, in combination) Two chlorine atoms in a molecule.

(chemistry) Any chloramine having two chlorine atoms linked to the nitrogen, but especially the simplest such compound NHCl₂

plural of dichloramine

(chemistry) The introduction of two chlorine atoms into a molecule.

(organic chemistry) Any of three isomeric derivatives of benzene in which two hydrogen atoms have been replaced by chlorine; they are used as solvents and in organic synthesis.

(organic chemistry) Any of various chloroalkanes with the molecular formula C₄H₈Cl₂, being flammable irritants.