Meaning: そくしんn. (Kanji=促進) promotion, acceleration, encouragement, facilitation, spurring on, advancement, furtheringn. (Kanji=測深) sounding, measurement of water depth by means of a line and leadv. (Kanji=促進する) further, advance, encourage, promote, assistv. (Kanji=測深する) sound, measure the depth of water with a sounding line