[hur-kyuh-lee-uh n, hur-kyoo-lee-uh n] /ˌhɜr kyəˈli ən, hɜrˈkyu li ən/
requiring the great strength of a ; very hard to perform:
Digging the tunnel was a herculean task.
having enormous strength, courage, or size.
(initial capital letter) of or relating to or his labors.
requiring tremendous effort, strength, etc: a herculean task
(sometimes capital) resembling Hercules in strength, courage, etc
1590s, from Hercules + -an.
[hur-kyuh-leez] /ˈhɜr kyəˌliz/ noun, genitive Herculis [hur-kyuh-lis] /ˈhɜr kyə lɪs/ (Show IPA), for 2. 1. Also, Heracles. Also called Alcides. Classical Mythology. a celebrated hero, the son of Zeus and Alcmene, possessing exceptional strength: among his many adventures were the twelve labors for his cousin Eurystheus, performed in order to gain immortality. Compare . 2. […]
[hur-kyuh-leez-kluhb] /ˈhɜr kyə lizˌklʌb/ noun 1. Also called Southern prickly ash. a prickly tree, Zanthoxylum clava-herculis, of the rue family, having a medicinal bark and berries. 2. Also called angelica tree, devil’s-walking-stick, prickly ash. a prickly shrub, of the ginseng family, Aralia spinosa, having a medicinal bark and root.
/hɜːˈsɪnɪən/ adjective 1. denoting a period of mountain building in Europe in the late Palaeozoic adj. 1580s, designating the forest-covered mountains of ancient Germany, from Latin Hercynia (silva) “Hercynian (forest),” related to Greek Orkynios drymos, probably from Old Celtic *Perkunya, from PIE *perq(o)- “oak, oak forest, wooded mountain” (see fir).
[hur-suh-nahyt] /ˈhɜr səˌnaɪt/ noun 1. a black oxide mineral, FeAl 2 O 4 , of the spinel group.