チラムalso: サイラムチラムMeanings1nounthiramchemistryA chemical compound used as a fungicide and seed treatment. Technical term in chemistry and agriculture.チラムは種しゅ子し消しょう毒どくに使つかわれる殺さっ菌きん剤ざいです。Thiram is a fungicide used for seed disinfection.