GELIGNITE Meaning of GELIGNITE in English gel ‧ ig ‧ nite /ˈdʒelɪɡnaɪt/ BrE AmE noun [uncountable] [ Date: 1800-1900 ; Origin: gelatin + Latin ignis 'fire' + English -ite ] a powerful explosive Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012