(dated, psychotherapy) A gathering of people who intentionally meet and interact so that each member may improve his or her ability both to express feelings and to react with appropriate sensitivity to the feelings of others.

(inorganic chemistry) Group 3 of the periodic table, comprising scandium, yttrium, lanthanum and actinium.

(inorganic chemistry) Group 4 of the periodic table, comprising titanium, zirconium, hafnium and rutherfordium

(inorganic chemistry) Group 5 of the periodic table, comprising vanadium, niobium, tantalum and dubnium

(inorganic chemistry) Group 6 of the periodic table, comprising chromium, molybdenum, tungsten and seaborgium

(inorganic chemistry) Group seven of the periodic table, comprising manganese, technetium, rhenium and bohrium.

(inorganic chemistry) Group 8 of the periodic table, comprising iron, ruthenium, osmium and hassium

(inorganic chemistry) Group 11 of the periodic table, comprising copper, silver, gold and roentgenium

(inorganic chemistry) Group 12 of the periodic table, comprising zinc, cadmium, mercury and copernicium

(Australia, finance) A statement of earnings from an employer or government department, used for taxation purposes.