20-letter words containing h, e, m, l, y
- technology agreement — a framework designed by trade unions for negotiating changes in employment caused by the introduction of new technology
- the sky is the limit — If you say the sky is the limit, you mean that there is nothing to prevent someone or something from being very successful.
- thermal conductivity — the amount of heat per unit time per unit area that can be conducted through a plate of unit thickness of a given material, the faces of the plate differing by one unit of temperature.
- three-dimensionality — having, or seeming to have, the dimension of depth as well as width and height.
- tribromoacetaldehyde — bromal.
- triphenylmethane dye — any of a great number of dyes, as gentian violet, fuchsin, and rosaniline, produced from triphenylmethane by replacement of the ring hydrogen atoms with hydroxy, amino, sulfo, or other atoms or groups.