un·der·stra·tum 
(ŭndər-strā′təm, -străt′əm)
(ŭndər-strā′təm, -străt′əm)n. pl. un·der·stra·ta (-strā′tə, -străt′ə) or un·der·stra·tums
A substratum.
- vacuolate
- vacuolated
- vacuolation
- vacuole
- vacuous
- vacuously
- vacuousness
- vacuum
- vacuum aspiration
- vacuum bottle
- vacuum casting
- vacuum cleaner
- vacuum curettage
- vacuum drying
- vacuum energy
- vacuum flask
- vacuum fluctuation
- vacuum gauge
- vacuum-packed
- vacuum pressure
- vacuum pump
- vacuum tube
- vade mecum
- VADM
- Vadodara