一増一減 いちぞういちげん 16,800,000-year period over which a human lifespan increases from ten years to 84,000 years (by one year per century) and then decreases back to ten (by one year per century) n Buddh Advanced ➥
災害割増特約 さいがいわりましとくやく accidental death rider (insurance term); AD; accidental death benefit rider n Advanced ➥