[pahyuh r-hee-lee-om-i-ter, pir-] /ˌpaɪər hi liˈɒm ɪ tər, ˌpɪr-/
an instrument for measuring the total intensity of the sun’s energy radiation.
an instrument for measuring the intensity of the sun’s radiant energy
An instrument used to measure the total amount of radiation from the Sun that hits a surface. It works by converting the Sun’s heat into a voltage that is then recorded by a voltmeter.
[pir-uh-ben-zuh-meen, pahy-ruh-] /ˌpɪr əˈbɛn zəˌmin, ˌpaɪ rə-/ Pharmacology, Trademark. 1. a brand of .
[pahy-rik, pir-ik] /ˈpaɪ rɪk, ˈpɪr ɪk/ adjective 1. of, relating to, or resulting from burning.
[pir-i-deen, -din] /ˈpɪr ɪˌdin, -dɪn/ noun, Chemistry. 1. a colorless, flammable, liquid organic base, C 5 H 5 N, having a disagreeable odor, usually obtained from coal or synthesized from acetaldehyde and ammonia: used chiefly as a solvent and in organic synthesis. /ˈpɪrɪˌdiːn/ noun 1. a colourless hygroscopic liquid with a characteristic odour. It is […]
[pahy-rid-ee-uh m, pi-] /paɪˈrɪd i əm, pɪ-/ Pharmacology, Trademark. 1. a brand of .