13-letter words containing o, t, l, i, h, c
- underclothing — clothing worn next to the skin under outer clothes.
- untheological — not theological; not of or pertaining to the nature of theology
- untheoretical — not theoretical; not belonging or pertaining to the realm of theory; not confined to the theoretical realm; (somewhat) concrete
- velocity head — the velocity of a fluid expressed in terms of the head or static pressure required to produce that velocity. It equals ρν/2 where ρ is the density of the fluid and ν is the velocity. In hydrology the density of water can be written 1/G where G is the gravitational constant
- welding torch — tool used to fuse metals
- wholistically — Alternative form of holistically.
- withlacoochee — a river in central Florida, flowingN and W to the Gulf of Mexico. 160 miles (257 km) long.
- xerophthalmic — Of or pertaining to xerophthalmia.
- zymotechnical — relating to the technology of fermentation