inducer

noun

Etymology: Etymology tree English induce Proto-Indo-European *-yósder. Proto-Italic *-āzijos Latin -āriusnom. Latin -āriusbor. Proto-Germanic *-ārijaz Proto-West Germanic *-ārī Old English -ere Middle English -ere English -er English inducer From induce + -er.

1. One who, or that which, induces.

   “Warren, Bashford, Healy, and Brubaker (1994) reported increases in the apparent duration of the fainter sound (the inducee), which alternated with a sound of higher intensity (the inducer). The inducer was a 70 dB, 1 kHz sine tone, and the inducee was a 66 dB sine tone, varying between nine frequency values, one value also 1 kHz, and the other eight frequencies were 1, 2, 6, and 10 semitones (STs) higher or lower. Both the inducer and the inducee lasted 200 ms.”

2. A molecule that starts gene expression.