炼

to refine / to smelt

variant of 鏈|链[lian4], chain / variant of 煉|炼[lian4]

one / single / a (article) / as soon as / entire; whole; all; throughout / "one" radical in Chinese characters (Kangxi radical 1) / also pr. [yao1] for greater clarity when spelling out numbers digit by digit

surname Dong

east / host (i.e. sitting on east side of guest) / landlord

fire / urgent / ammunition / fiery or flaming / internal heat (Chinese medicine) / hot (popular) / classifier for military units (old) / Kangxi radical 86

to toughen / to temper / to engage in physical exercise / to work out / (fig.) to develop one's skills / to train oneself

purgatory

to extract (ore, minerals etc) / to refine / to purify / to process

oil refinery

to refine (a substance) / to purify / to refine (one's skills, writing etc) / refined / polished / succinct / skilled / capable

alchemy

(of Taoists) to practice austerities / to practice asceticism

see 磨練|磨练[mo2 lian4]

smelting iron

to make steel / steelmaking

to smelt

to concoct pills of immortality

to condense milk (by evaporation) / condensed milk

to smelt metal

to refine / refining (e.g. oil, chemicals etc)

oil refinery

coking furnace

(chemistry) to refine

a delicacy (food)

variant of 凝練|凝练[ning2 lian4]