CHLOROUS

Etymology

Adjective

chlorous (not comparable)

(chemistry) Of a compound, containing chlorine with a lower oxidation number than equivalent chloric compounds; especially having an oxidation number of 3.

(obsolete) Relating to, or resembling, the electronegative character of chlorine; hence, electronegative; opposed to basylous or zincous.

Source: Wiktionary

Chlo"rous, a. Etym: [See Chlorine.]

1. Of, pertaining to, or derived from, chlorine; -- said of those compounds of chlorine in which this element has a valence of three, the next lower than in chloric compounds; as, chlorous acid, HClO2.

2. (Chem. Physics)

Definition: Pertaining to, or resembling, the electro-negative character of chlorine; hence, electro-negative; -- opposed to basylous or zincous. [Obs.]

Source: Webster’s Unabridged Dictionary 1913 Edition