buildup

noun

Etymology: Etymology tree English build updeverb. English buildup Deverbal from build up.

1. An accumulation; an increase; a gradual development.

   “Snow buildup on roads makes for hazardous driving.”

   “There was a buildup of pressure in the boiler.”

2. The construction of a composite core to repair a damaged tooth.

   “Blocking undercuts out with bonded flowable composite is an option, but the time involved doing a buildup, plus the additional complication to provisionalize, make this option less desirable (Figure 6.19e).”