[pahy-roh-i-lek-tris-i-tee, -ee-lek-] /ˌpaɪ roʊ ɪ lɛkˈtrɪs ɪ ti, -ˌi lɛk-/
electrification or electrical polarity produced in certain crystals by temperature changes.
the development of opposite charges at the ends of the axis of certain hemihedral crystals, such as tourmaline, as a result of a change in temperature
[pahy-ruh-gal-eyt, -gaw-leyt] /ˌpaɪ rəˈgæl eɪt, -ˈgɔ leɪt/ noun, Chemistry. 1. a salt or ether of . /ˌpaɪrəʊˈɡæleɪt/ noun 1. any salt or ester of pyrogallol
[pahy-ruh-gal-awl, -ol, -guh-lawl, -lol] /ˌpaɪ rəˈgæl ɔl, -ɒl, -gəˈlɔl, -ˈlɒl/ noun 1. a white, crystalline, water-soluble, poisonous, solid, phenolic compound, C 6 H 3 (OH) 3 , obtained by heating and water: used chiefly as a developer in photography, as a mordant for wool, in dyeing, and in medicine in the treatment of certain skin […]
[pahy-ruh-juh n, -jen] /ˈpaɪ rə dʒən, -ˌdʒɛn/ noun 1. a substance, as a thermostable bacterial toxin, that produces a rise in temperature in a human or animal. /ˈpaɪrəʊˌdʒɛn/ noun 1. any of a group of substances that cause a rise in temperature in an animal body n. 1858, as a proposed word for “electricity,” from […]
[pahy-ruh-jen-ik] /ˌpaɪ rəˈdʒɛn ɪk/ adjective 1. producing or produced by heat or fever. 2. Also, pyrogenetic [pahy-roh-juh-net-ik] /ˌpaɪ roʊ dʒəˈnɛt ɪk/ (Show IPA). Geology. produced by heat, as the anhydrous minerals of an igneous rock. /ˌpaɪrəʊˈdʒɛnɪk/ adjective 1. produced by or producing heat 2. (pathol) causing or resulting from fever 3. (geology) less common words […]