exothermically

English

Etymology

From exothermic +‎ -ally.

Adverb

exothermically (comparative more exothermically, superlative most exothermically)

1. In an exothermic manner

   Aldrichimica Acta Volume 30 No 4 (pdf) from Sigma-Aldrich

   The fused cyclobutenomaleimide is much more reactive than Smith’s diene; it reacts with cyclopentadiene exothermically at room temperature to yield the extended isomer as the major cycloaddition product.